下列叙述中正确的是

A．程序执行的效率与数据的存储结构密切相关

B．程序执行的效率只取决于程序的控制结构

C．程序执行的效率只取决于所处理的数据量

D．以上三种说法都不对

Now in the market there are too many oranges, making the prices down, so I suggest _____.

A．you’d better turn to do other business

B．you would rather turn to other business

C．you turning to doing other business="your" turning to doing

D．you ought to turn to selling other fruits