问题补充：
---How can I help you the most? --- out of the way.
A. To stay
B. By staying
C. Stay
D. Having stayed
答案：
A. To stay
(答案→)B. By staying
C. Stay
D. Having stayed
解析：考查省略。答句补全为How can I help you the most by staying out of the way?句意：我不干涉你，就是对你有帮助了。
