No man probably had a greater effect on the daily lives of most people of the USAHenry For

问题补充：

No man probably had a greater effect on the daily lives of most people of the USA

Henry Ford, a pioneer in automobile production.

A. as ;was

B. as; did

C. than ;was

D. than ; did

答案：

A. as ;was

B. as; did

C. than ;was

(答案→)D. than ; did

解析：根据had a greater effect on 可知这句子要用比较级，而且 did 代动词，代替had an effect on the daily lives of most people of the USA,故选项D是正确的。