Alfred takes the short position on $10$ oil futures contract at a futures price of $$75$per barrel. Each contract is on $1,000$ barrels of oil. Settlement prices on the next $4$days are given as follows:Day Price$1$ $$75\mathrm{.}502$ $$793$ $$774$ $$75$The exchange enforces an initial margin requirement of $10\%$ and a maintenancemargin of $5\%.$ The minimum amount that Alfred must deposit in his futures margin account totake his desired positionis closest to:A$.$ $$75,000$B$.$ $$37,500$C$.$ $$750,000$