在做一个测试，遇到几个问题，兄弟姐妹们能帮个忙的感激不尽！也不必每一道都回答的特详尽，随便点拨几句就很受用，谢了！

1. To create a position long smile,I need:
A. buy calls strike 120%
B. buy puts 100%
C. buy puts 80%

2. I have bought a put and I have delta hedged. My position is:

• A. Gamma+ / Vega+ / Div+
• B. Gamma+ / Vega+ / Div-
• C. Gamma+ / Vega- / Div+
  

3.I buy a call ATM 3 month, sell a put ATM 6 month, I have already delta hedged and a dividend is predicted in 4 month, my position is:

• A. Gamma+ / Vega+ / Div+
• B. Gamma+ / Vega- / Div-
• C. Gamma+ / Vega- / Div+
  

4.If I predict that the market is going to be calm, I will:
A. buy options non delta hedged
B. sell options delta hedged
C. buy options delta hedged


跪谢！！