please help need asap

You sell one December futures contracts when the futures price is $1,010 per unit. Each contract is on 100 units and the initial margin per contract that you provide is $2,000. The maintenance margin per contract is $1,500. What is the futures price per unit above which there will be a margin call? A) $1,000 B) $1,005 C) $1,015 D) $1,500