Frank Is an Option Speculator

Frank is an option speculator. He anticipates the Danish kroner to appreciate from its current level of $.19 to $.21. Currently, kroner call options are available with an exercise price of $.18 and a premium of $.02. Should Frank attempt to buy this option? If the future spot rate of the Danish kroner is indeed $.21, what is his profit or loss per unit?

A) no; -$0.01.
B) yes; $0.01.
C) yes; -$0.01.
D) yes; $0.03.