3. On Wednesday, May 19, 2010, AT&T’s common stock was selling for $25 a share. Using a newspaper or the Internet, determine the current price for a share of AT&T’s common stock. Based on this information, would your investment have been profitable if you had purchased the common stock for $25 a share? ( Hint: AT&T’s stock is listed on the New York Stock Exchange and its stock symbol is T.)