You Are a Speculator Who Sells a Put Option on Canadian

You are a speculator who sells a put option on Canadian dollars for a premium of £0.03 per unit, with an exercise price of £0.49. The option will not be exercised until the expiration date, if at all. If the spot rate of the Canadian dollar is £0.45 on the expiration date, your net profit per unit is:

A) -£0.04.
B) -£0.07.
C) £0.04.
D) £0.07.
E) none of the above.