A put option contract on Canadian dollars $($CAD$)$ specifies the following information:

Put option premium on Canadian dollar $=$$$0\mathrm{.}03$ per unit

Strike price $=$$$0\mathrm{.}80$

One option contract represents $50,000$ units

A speculator who had purchased this put option decided to exercise the option shortly before the expiration date, when the spot rate of the option was $$0\mathrm{.}75.$ The speculator purchased the Canadian dollars in the spot market at that time.

A$.$ Given this information, compute the net profit to the buyer and seller of the put option.

B$.$ Draw the contingency graphs for buyer and seller.