You sell 2 December gold futures contracts when the futures price is $410 per ounce. Each contract is for 100 ounces of gold. The initial margin is $2000 per contract, and the maintenance margin is $1500 per contract. During the next seven days the futures price rises slowly to $412 per ounce. What is the balance of your margin account at the end of the seven days? a.-198 b. 202 c. 3600 d. 4400