Which of the following will have the greatest potential credit exposure?
A. Long 3,000 ounces of gold for delivery in one year
B. Long 3,000 ounces of gold for delivery in two years
C. Short 3,000 ounces of gold for delivery in two years
D. Selling an at-the-money call option on 10,000 ounces of gold for deliveryin two years