Consider the three stocks in the following table. Pt represents price at time t, and Qt represents shares outstanding at time t. Stock C splits two for one in the last period. - A B C Po 115 110 220 eo 120 240 240 Pe 120 105 230 la 120 240 240 P2 120 105 120 ez 120 240 480 Calculate the first-period rates of return on the following indexes of the three stocks (t=0 to t= 1): (Do not round intermediate calculations. Round your answers to 2 decimal places.) a. A market value-weighted index. Rate of return [ 1% b. An equally weighted index. Rate of return