Suppose you short one AndySun.com's June 85 call contract with a premium of $9 and long one AndySun.com's June 70 put contract with a premium of $8. If, at expiration, the price of a share of AndySun.com's stock is $79, you will be making ______________.

A. a loss of $300

B. a profit of $400

C. a loss of $800

D. a profit of $100