平台海墁下桐柱
参考答案：
用于三滴水楼房，支承平台（平座）部分的桐柱。
下列经脉，不上到头面的是（）
A.心经
B.肝经
C.冲脉
D.阴维脉
E.阴跷脉
Which of the following combinations of options and underlying investments have similarly shaped profit/loss diagrams()
A. Long call option/short put option and long stock position.
B. Covered call and short stock/long call.
C. Short put option/long call option and protective put.
