找规律:40,30,38,32,(),34,34,()

问题描述:

找规律:40,30,38,32,(),34,34,()
40,30,38,32,(),34,34,()
A.36 32 B.32 36 C.36 36 D.32 38
这道题答案有点模棱两可.请高手看看答案应该是哪个?
答案可否为A呢?

奇数位是公差为-2的数列
偶数位为公差为+2的数列,答案36,36