Eric has just purchased a heating oil contract at $$2\mathrm{.}05$ per gallon. The contract size is $21,000$ gallons.

Initial margin is $$6,075$; maintenance margin is $$4,500.$ If the price of heating oil is $$2\mathrm{.}15$ when the

contract expires, Eric's percentage profit or loss is

A$)4\mathrm{.}88\%$ profit

B$)4\mathrm{.}88\%$ loss

C$)9\mathrm{.}23\%$ loss

D$)34\mathrm{.}57\%$ profit