D$$e Trader opens a brokerage account, and purchases $390$ shares of Internet Dreams at $$56$ per share. She borrows $$4,050$ from her broker to help pay for the purchase. The interest rate on the loan is $5\%.$ What is the margin in D$$e$\text{'}$s account when she first purchases the stock?

Question $20$ options:

A$)$

$$15,480$

B$)$

$$21,840$

C$)$

$$3,970$

D$)$

$$11,510$

E$)$

$$17,790$