O b. strong O c. semi-strong Clear my choice Suppose that index model for Stocks A and B is estimated from excess returns with the following results: Ra= 0.04+0.6Rm+ea, Rb= -0.04+1.3Rm+eb, Risk on the market is 30%, R-squared of A is 30%, R-squared of B is 40%, systematic risk for A is Select one: O a. 324 O b. 124 O c. 424 O d. 224 Suppose you believe in the form of the EMH. In that case, you believe that stock prices reflect all information obtained by omalvzina market trading data such as the history