The country’s population small and most of its population in the mountainous areasA. a

问题补充：

The country’s population small, and most of its population in the mountainous areas．

A. are; lives

B. are; live

C. is; live

D. is; lives

答案：

A. are; lives

B. are; live

(答案→)C. is; live

D. is; lives

解析：考查主谓一致。第一个population是集合名词，表示整体，故谓语用单数；第二个population“居民”,作主语时谓语动词用复数形式。选C