The early 2003 trading strategy of China Aviation oil was
A . to buy calls and sell puts
B . to buy puts and sell calls
C . to sell puts and buy calls
D . to sell calls and buy puts
Answer: A
The early 2003 trading strategy of China Aviation oil was
A . to buy calls and sell puts
B . to buy puts and sell calls
C . to sell puts and buy calls
D . to sell calls and buy puts
Answer: A