Convex Incorporated Sells 10 Million Shares of Stock in an SEO

Convex Incorporated sells 10 million shares of stock in an SEO 6 million being primary shares issued by the company and 4 million being secondary shares sold by investors in the company.At the time of the sale,Convex's stock was selling at $8.00 per share.If the underwriter charges 6% of the gross proceeds as a fee,how much money was raised in the sale?

A) $36.25 million
B) $45.12 million
C) $48.00 million
D) $75.20 million