In the figure, red lines represent ( )
A、The profile limiting lines
B、The frontal limiting lines
C、The horizontal limiting lines
D、None

单项选择题A、是A B、是B C、是C D、是D

单项选择题The gamma and vega of a delta-neutral portfolio are 50 and 25, respectively, where the vega is per%. Estimate what happens to the value of the portfolio when there is a shock to the market causing the underlying asset price to decrease by 325B.The value of the portfolio increases by 120