Wilson Software, is a start-up company founded by two brothers who invested $500,000 in total common stock, each with a 50% ownership. A series A investor has agreed to invest $1,200,000 for 10% of the firm. The pre and post valuations after the A round are? a. $500,000 and $12,000,000 b. $12,000,000 and $500,000 c. $12,000,000 and $10,800,000 D $10,800,000 and $12,000,000