12,10,14,13,16,16,（)，（) A.14,18B.20,19C.18,19D.15,18

12, 10, 14, 13, 16, 16, ()，()

A.14, 18

B.20, 19

C.18, 19

D.15, 18

请帮忙给出正确答案和分析，谢谢！