3. A. You buy seven copper futures at $2.79 per pound, where the contract size is 25,000 pounds. At contract maturity, copper is selling for $2.72 per pound. What is your profit or (loss) on the transaction?

B. You sell two aluminum futures at $2,332 per metric ton, where the contract size is 25 metric tons. At contract maturity, aluminum is selling for $2,315 per metric ton. What is your profit or (loss) on the transaction?

C. You buy 200 call option contracts on corn with a strike price of $3.60 per bushel at a quoted price of $0.07 per bushel, where the contract size is 5,000 bushels. At option expiration, corn sells for $3.65 per bushel. What is your net profit or (loss) on the transaction?

D. You buy 30 put option contracts on lean hogs with a strike price of $0.66 per pound at a quoted price of $0.05 per pound, where the contract size is 40,000 pounds. At option expiration, lean hogs sell for $0.59 per pound. What is your net profit or (loss) on the transaction?

E. You buy 30 put option contracts on lean hogs with a strike price of $0.05 per pound, where the contract size is 40,000 pounds. At option expiration, lean hogs sell for $0.68 per pound. What is your net profit or (loss) on the transaction?