An Investment Banker Agrees to Underwrite an Issue of 10

An investment banker agrees to underwrite an issue of 10 million shares of stock for Rochester Industries on a best-efforts basis.The investment banker is able to sell 8 million shares for $10.50 per share,and it charges Rochester Industries $0.225 per share sold.
-If the investment bank can sell the shares for $9.75 per share,what is the profit (loss) to the investment banker?

A) Profit of $1,000,000.
B) Loss of $7,500,000.
C) Profit of $7,000,000.
D) Loss of $7,000,000.