Based on the following stock price and shares outstanding information, compute the beginning and ending values for a price-weighted index and a market value-weighted index. December 31, 2018 December 31, 2019 Price Shares Shares Outstanding Price Outstanding Stock K 20 100,000,000 32 100,000,000 Stock M 80 2,000,000 45 4,000,000* Stock R 40 25.000.000 42 25,000,000 *Stock split two-for-one during the year. a. Compute the percentage change in the value of each index during the year. b. Explain the difference in results between the two indexes. c. Compute the percentage change for an un-weighted (equal weight $ 1000 is invested in each stock )index and discuss why these results differ from those of the other indexes