One of the choices are correct. Please do not give me a "no solution" as another answerer did, wasting my question count.

2. You entered a 1,500 share short position in Pollution Co. at $37/share, which is the only position currently in this trading account. The initial margin you were required to post was 50% and the maintenance margin is 35% You will get a margin call if the equity in your account declines by at least: A. $5,500 B. $6,000 C. $6,500 D. $7,000 show step by step work and explanation for choice