Explain the version doesn't have to be v6 and that 6.c is also a version

doc/Language/101-basics.pod6

@@ -69,9 +69,10 @@ Beth has won 1 matches and 4 sets
 
 =head3 X<C<v6>|v6 (Basics)>
 
-Every Perl 6 program should begin with C<use v6;>. This line tells the compiler
-which version of Perl the program expects. Should you accidentally run the file
-with Perl 5, you'll get a helpful error message.
+Every Perl 6 program should begin with a line similar to C<use v6;>. This line
+tells the compiler which version of Perl the program expects. Should you
+accidentally run the file with Perl 5, you'll get a helpful error message.  6.c
+is an example of a Perl 6 version.
 
 =head3 X<C<statement>|statement (Basics)>