URGENT!!!!

Suppose Alex is a speculator who buys Swiss franc put options with a strike price of $1.50 and a March expiration date. The current spot price is $1.55. He pays a premium of $.02 per unit for the option Just before expiration, the spot price reaches $1.48 and he exercises the option. Alex's profit (loss) per unit is

A- 0

B- none of the alternatives is correct

C- .02

D- -.02