the population of China?A. What’sB. WhatC. How isD. How many

问题补充：

the population of China?

A. What’s

B. What

C. How is

D. How many

答案：

(答案→)A. What’s

B. What

C. How is

D. How many

解析：对于人口的提问，应该为what’s，故选A