请问这道题的答案是选A还是C

问题描述:

请问这道题的答案是选A还是C
下列程序运行结果是 Dimension x(6)
Store 1 to x(1),x(2)
For i=3 to 5
X(i)=2*x(i-1)
Endfor
x(6)
选择A.F B.T C.16 D.32

A