Answer:
The correct answer is letter "A": is highly related to the low margin requirement.
Step-by-step explanation:
A futures contract can protect producers and suppliers from price changes. It is an agreement between the buyer and seller of a security that the asset is going to be bought at a certain price and time in the future. It is said, future contracts are related o low margin requirements since future brokers request usually a small amount of money as the initial margin per each contract.