Your broker requires an initial margin of $50\%$ and a maintainance margin of $30\%$ on a margin account. You deposit $$240,000$ cash into the account and purchase stocks using all available margin and borrowing the rest from your broker. Later, the value of your stock holdings goes to $$346,000.$ What is your dollar return?

A$.+$$$240,000$

B$.+$$$130,000$

C$.+$$$106,000$

D$.-$$$134,000$