The company had $1,000,000$ shares outstanding at the beginning of the year. On March $31,$ the company sold $400,000$ shares of common stock. On September $30,$ the company bought back $100,000$ shares of common stock.Assuming the stock price on September $30$ was $$1.$ Find market capitalization on September $30.$A$.$ $$1,000,000$B$.$ $$1,400,000$C$.$ $$400,000$D$.$ $$600,000$E$.$ None of above