$2.$ You are a speculator who sells a call option on Canadian dollars for a premium of $$\mathrm{.}07$ per unit, with an exercise price of $$\mathrm{.}66.$ The option will not be exercised until the expiration date, if at all. If the spot rate of the Canadian dollar is $$\mathrm{.}64$ on the expiration date, your net profit per unit is: