Jenny did       good job in the exam and as       reward her parents took her to Beijing last September .

A．a ; the

B．a ; a

C．/ ; a

D．/ ; the

男婴，营养状况良好，能坐。见陌生人即哭。头围41cm，前囟2cm×2cm，体重为7.2kg。身长65cm，两个中切牙正在萌生。该男婴最可能的年龄是

A．4～5个月
B．5～6个月
C．7～8个月
D．8～9个月
E．10～12个月