Joyce on January 17 at 10:27PM
When I diagrammed the question I got IPC => GS => SL => UMR.
For B I have not UMR => not GS
Even with the contrapositive of it being not UMR => not SL => not GS => not IPC
it has the possibility to be B as well. Why was the answer A and not B?
Victoria on January 18 at 12:52AM