You had $50,000 in investments at the beginning of the year that consisted of a diversified portfolio of 50% stocks, 40% bonds, and 10% cash equivalents. Your returns over the past 12 months were 9% on stocks, 6% on bonds, and 1% on cash equivalents. What is your average return for the year? 6.8% 07.0% 6.4% 6.6%