A copper futures contract requires the long trader to buy 25,000 lbs of copper. A trader buys one November copper futures contract at a price of $0.75/lb. Another trader sells one November copper futures contract. Theoretically, what is the most likely maximum loss the trader with long position and the trader with short position could have?

a.$18,750 and no upper limit.

b.Not enough information.

c.$0 and $18,750.

d.No upper limit for both.