The buyer of a European put option, with one month remaining toward expiration, _______________________.

A) can buy shares of stock at a predetermined price over a certain period only if the put option is deep in the money.

B) can sell shares of stock at a predetermined price only at expiration of the put option.

C) can buy shares of stock at a predetermined price over a certain period at any time during the life of the option.

D) can sell shares of stock at a predetermined price at any time during the life of the put option.