[求助]一道PREP上的语法题求助

PREP2上的第93题

A  study on couples' retirement transitions found that, different from men who took new jobs after retiring from their primary careers, women who did so were more likely than those who retired completely to report high material satisfaction.

A.different from

B.unlike with

C.unlike

D.unlike the results for

E.compared to the results for

我选的是Ａ，可是答案是Ｃ，Ａ和Ｃ在此句中有什么差别么？很是困惑，望大牛指教！！