Over the past 5 years, DL Insulation has paid annual dividends of $1.40, $1.55, $1.70, $1.73, and $1.77 per share. What is the geometric average dividend growth rate for this period? A. 4.80 percent B. 5.79 percent

C. 5.88 percent D. 6.04 percent E. 6.33 percent