Growthpoint Properties Ltd. (GRT) is currently trading at R13.08 per share. During the next two six-month periods, you expect Growthpoints shares to either increase by 8% or fall by 8%. The current risk-free rate is 4.5% p.a. What is the value of a call option on Growthpoint with an exercise price of R10 and 1-year to expiration? A) R4.15 B) R2.06 C) R9.68 D) R3.52 E) R4.52