---What do you think made the woman so upset？--- weight. A. As she put on B. Put on C. Pu

问题补充：

---What do you think made the woman so upset？

--- weight.

A. As she put on

B. Put on

C. Putting on

D. Because of putting on

答案：

A. As she put on

B. Put on

(答案→)C. Putting on

D. Because of putting on

解析：此题也是一个省略回答，完整的回答是：Putting on weight made the woman so upset。用动名词短语作主语。故选C。