$18-6$ BLACK$-$SCHOLES MODEL Assume that you have been given the following information on Suzuki Inc.:

Current stock price $=$$$48$

Time until expiration of option $=9$ months

Variance of stock price $=0\mathrm{.}25$

$d_2=0\mathrm{.}2392$

$N(d_2)=0\mathrm{.}5945$

Exercise price of option $=$$$40$

Risk$-$free rate $=2\%$

$d_1=0\mathrm{.}6722$

$N(d_1)=0\mathrm{.}7493$

a$.$ Using the Black$-$Scholes Option Pricing Model, what is the value of the call option?

b$.$ What is the exercise value of the call option?

c$.$ What is the premium on the call option?