2012年11月7日,美国现任总统奥巴马(如图9)成功击败对手,实现连

2012117日,美国现任总统奥巴马(如图9)成功击败对手,实现连任,从他的体质物征看,他的祖先来自哪个地区(   

A.欧洲西部              

B.亚洲东部

C.非洲北部              

D.非洲中部和南部

答案

       D

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