fix typos

macros/parsers/parserMultiAnswer.pl

@@ -381,7 +381,7 @@ sub entry_cmp {
 }
 
 #
-#  Call the correct answser's checker to check for syntax and type errors.
+#  Call the correct answer's checker to check for syntax and type errors.
 #  If this is the last one, perform the user's checker routine as well
 #  Return the individual answer (our answer hash is discarded).
 #
@@ -433,7 +433,7 @@ sub perform_check {
 	$rh_ans->{isPreview} = $inputs->{previewAnswers}
 		|| ($inputs_{action} && $inputs->{action} =~ m/^Preview/);
 
-	Parser::Context->current(undef, $context);                                 # change to multi-answser's context
+	Parser::Context->current(undef, $context);                                 # change to multi-answer's context
 	my $flags = Value::contextSet($context, $self->cmp_contextFlags($ans));    # save old context flags
 	$context->{answerHash} = $rh_ans;                                          # attach the answerHash
 	my @result = Value::cmp_compare([@correct], [@student], $self, $rh_ans);