More minor copyedits in the Emacs manual

* doc/emacs/basic.texi (Arguments):
* doc/emacs/display.texi (Recentering, Text Display):
* doc/emacs/regs.texi (Text Registers, Rectangle Registers):
* doc/emacs/mark.texi (Disabled Transient Mark): Fix
inaccuracies and typos.  (Bug#35885)

doc/emacs/basic.texi

@@ -816,9 +816,9 @@ more convenient, and they are documented in that command's
 documentation string.
 
   We use the term @dfn{prefix argument} to emphasize that you type
-such arguments before the command, and to distinguish them from
-minibuffer arguments (@pxref{Minibuffer}), which are entered after
-invoking the command.
+such arguments @emph{before} the command, and to distinguish them from
+minibuffer arguments (@pxref{Minibuffer}), which are entered
+@emph{after} invoking the command.
 
   On graphical displays, @kbd{C-0}, @kbd{C-1}, etc.@ act the same as
 @kbd{M-0}, @kbd{M-1}, etc.

doc/emacs/display.texi

@@ -199,12 +199,13 @@ screen lines between point and the top or bottom of the window
 (@pxref{Auto Scrolling}).
 
   You can also give @kbd{C-l} a prefix argument.  A plain prefix
-argument, @kbd{C-u C-l}, simply recenters point.  A positive argument
-@var{n} puts point @var{n} lines down from the top of the window.  An
-argument of zero puts point on the topmost line.  A negative argument
-@var{-n} puts point @var{n} lines from the bottom of the window.  When
-given an argument, @kbd{C-l} does not clear the screen or cycle
-through different screen positions.
+argument, @kbd{C-u C-l}, simply recenters the line showing point.  A
+positive argument @var{n} moves line showing point @var{n} lines down
+from the top of the window.  An argument of zero moves point's line to
+the top of the window.  A negative argument @var{-n} moves point's
+line @var{n} lines from the bottom of the window.  When given an
+argument, @kbd{C-l} does not clear the screen or cycle through
+different screen positions.
 
 @vindex recenter-redisplay
   If the variable @code{recenter-redisplay} has a non-@code{nil}
@@ -1484,9 +1485,9 @@ a new line, while the tab character (@code{U+0009}) is displayed as a
 space that extends to the next tab stop column (normally every 8
 columns).  The number of spaces per tab is controlled by the
 buffer-local variable @code{tab-width}, which must have an integer
-value between 1 and 1000, inclusive.  Note that how the tab character
-in the buffer is displayed has nothing to do with the definition of
-@key{TAB} as a command.
+value between 1 and 1000, inclusive.  Note that the way the tab
+character in the buffer is displayed has nothing to do with the
+definition of @key{TAB} as a command.
 
   Other @acronym{ASCII} control characters, whose codes are below
 @code{U+0020} (octal 40, decimal 32), are displayed as a caret

doc/emacs/mark.texi

@@ -420,9 +420,9 @@ commands.
   The default behavior of the mark and region, in which setting the
 mark activates it and highlights the region, is called Transient Mark
 mode.  This is a minor mode that is enabled by default.  It can be
-toggled with @kbd{M-x transient-mark-mode}, or with the @samp{Active
-Region Highlighting} menu item in the @samp{Options} menu.  Turning it
-off switches Emacs to an alternative mode of operation:
+toggled with @kbd{M-x transient-mark-mode}, or with the
+@samp{Highlight Active Region} menu item in the @samp{Options} menu.
+Turning it off switches Emacs to an alternative mode of operation:
 
 @itemize @bullet
 @item

doc/emacs/regs.texi

@@ -152,7 +152,7 @@ during the collection process, you can use the following setting.
 @findex insert-register
   @kbd{C-x r i @var{r}} inserts in the buffer the text from register
 @var{r}.  Normally it leaves point after the text and sets the mark
-before, without activating it.  With a numeric argument, it instead
+before, without activating it.  With a prefix argument, it instead
 puts point before the text and the mark after.
 
 @node Rectangle Registers
@@ -168,7 +168,7 @@ in the buffer.
 @kindex C-x r r
 @item C-x r r @var{r}
 Copy the region-rectangle into register @var{r}
-(@code{copy-rectangle-to-register}).  With numeric argument, delete it as
+(@code{copy-rectangle-to-register}).  With prefix argument, delete it as
 well.
 @item C-x r i @var{r}
 Insert the rectangle stored in register @var{r} (if it contains a