智力测试:He's sitting on top of the world.
He won the first prize in the competition,didn't he?
Yes.(后面为画线句子）He's sitting on top of the world.
根据对话含义,从A.B.C.D四个选项中选出与画线句子意思最接近的一项.
A.He is sitting somewhere high.
B.He didn't do well in the competition.
C.He is very,very happy now.
D.He is a simple person.