2. The price/earnings ratios of four companies from the same industry are: Company P/E Ratio Ingles Markets 7.9 Kroger 6.6 Sprouts Farmers Market 18.3 Weis Markets 17.4 ________________________________________ Source: Based on closing stock prices on March 17, 2019, and trailing-twelve-months earnings per share, both from Yahoo Finance. What factors might explain the difference in the P/E ratios of these companies?