Many people who saw the film were afraid to swim in the sea when they remembered the scenes

     people were eaten by the shark.

A. when    

B. on which    

C. at which

D. where

有程序：DIMENSIONA(2，2)INTEGERA．YY=0D0201=1，2D020J=1，2A(1，J)=I*I+J*JY=Y+A(1，J)20CONTINUEWRITE(*，*)YEND此程序运行的结果（）

A.16

B.20

C.27

D.30