题目内容:
Whatcanbelearnedfromthepassage?
A.Malehormoneshelpbuildupthebody'sresistancetostres B.Inafamilyamothercaresmoreaboutchildrenthanafatherdoe
C.Biologicaldifferencesleadtodifferentbehavioralresponsestostres
D.TheUCLAstudywasdesignedtoconfirmpreviousresearchfinding
参考答案:
答案解析: