The stock price of A is $43 today.

The risk-free rate of return = 10%, no dividends

A call option on A stock with an exercise price of $40 and an expiration date 6 months from now is worth $5 today. A put option on A stock with an exercise price of $40 and an expiration date 6 months from now (T=6/12) should be worth __________ today.

a) $0.05

b) $0.14

c) $2

d) $3