Apply suggestions from code review

Co-authored-by: Carol Willing <carolcode@willingconsulting.com>

Author: mgorny

peps/pep-0817.rst

@@ -1060,7 +1060,7 @@ optional. This implies that any packages using it need to provide
 non-variant wheels as well.
 
 
-Suggested implementation logic per type of packaging tool
+Suggested implementation logic for a packaging tool
 ---------------------------------------------------------
 
 Installing a package from an index
@@ -1096,10 +1096,10 @@ Installing a package from an index
     A conceptual diagram of installing a wheel.
 
 When asked to install a version of a package from an index, the proposed
-behavior would be to:
+tool behavior would be to:
 
-1. Query the remote index for the package in question.
-2. Initially select a package version meeting the version constraints,
+1. Query the remote index for the desired package.
+2. Select an initial match for a package version meeting the version constraints,
    as usual (this does not need to take variant metadata into account).
 3. Filter available wheels based on Platform Compatibility Tags.
 4. Determine if any of the remaining wheels are variant wheels.
@@ -1145,7 +1145,7 @@ behavior would be to:
 Installing a local wheel
 ''''''''''''''''''''''''
 
-When asked to install a local wheel file, the proposed behavior would be
+When asked to install a local wheel file, the tool's proposed behavior would be
 to:
 
 1. If no variant label is present in the filename, proceed as with