— does it take to walk from your home to your school?— Fifteen minutes.A. How farB. How lo

问题补充：

— does it take to walk from your home to your school?

— Fifteen minutes.

A. How far

B. How long

C. How often

D. How much

答案：

A. How far

(答案→)B. How long

C. How often

D. How much

解析：根据答语fifteen minutes可知，询问的是时间，根据四个选择项的提示可知要用how long，故选C。