111. If you have a position where you might be obligated to sell pounds, you are: a. a call writer. b. a call buyer. c. a put writer. d. a put buyer.

112. If you have bought a right to buy foreign currency, you are: a. a call writer. b. a call buyer. c. a put writer. d. a put buyer

I found the answers for these questions but how is it determined? Why would it not be put writer or put buyer?