Suppose a stock is priced at $ 30 at expiriry and the annual interest rate is 8 %. Determine the profit at expirity for the following one-year european call options:

A $ 25-strike call with premium $ 9.19 ?

A $ 30-strike call with premium $ 6.78 ?

A $ 35-strike call with premium $ 4.95 ?

You can earn partial credit on this problem.