Consider the Following Exotic Option Whose Payoff at Maturity Is $\surd$

Multiple Choice

Consider the following exotic option whose payoff at maturity is given by the square root of the stock price less the strike price if it has a positive value,zero otherwise,that is: max[ $\surd$ S(2) - K,0].
Using the above data except for assuming a new strike price is $5,today's arbitrage-free price of this exotic option is:

A) $0.21
B) $0.29
C) $0.36
D) $0.70
E) None of these answers are correct.