When a contract is marked-to-market: The margins account of the contract holder is adjusted to reflect changes in prices in the underlying spot mar O The contract is reversed Delivery of the underlying asset occurs The holder engages in arbitrage between the underlying market and the futures market A company enters into a long futures contract to sell 50,000 units of a commodity for 80 cents per unit. The initial margin is $6,000 and the maintenance margin is $4,000. What is the futures price per unit below which there will be a margin call? O 82 cents C O 84 cents O 78 cents O 76 cents