14. In a call option contract, the:

Select one:

a. Seller of a call option has the obligation to deliver the instrument to the buyer at a specified time

b. Seller may choose whether or not to deliver the instrument at a specified time

c. The writer may receive the instrument at a specified time at maturity

d. Buyer of a call has to receive the instrument at a specified time

e. Buyer will choose to exercise his option only if the value of the underlying security falls