D$$e Trader opens a brokerage account and purchases $300$ shares of Internet Dreams at $$40$ per share.She borrows $$4,000$ from her broker to help pay for the purchase.$$The stock price drops to $$38$ per share after Dee's perchase.$$ Assume Dee doesn't pay interest on the loan.A$.$ What is Dee's equity after the price change?$<=$ Answer Here B$.$ What is Dee's margin after the price change? $($Keep two decimal places.$)<=$ Answer Here