The number of people who access to their own cars risen sharply in recent years.A. has; ha

问题补充：

The number of people who access to their own cars risen sharply in recent years.

A. has; has

B. has; have

C. have; have

D. have; has

答案：

A. has; has

B. has; have

C. have; have

(答案→)D. have; has

解析：the number of+名词的复数形式表示…的数量，作主语时谓语动词要用单数形式。People是集体名词是定语从句的先行词在从句中作主语，谓语动词要用复数形式，综上所述选D.