A beta coefficient of 1.2 implies 1. the stock is more risky than the market 2. the stock's return is 1.2 times the return on the market 3. the stock is less risky than the market 4. the market's return is 1.2 times the return on the stock O a. 1 and 4 O b. 1 and 2 O c. 2 and 3 O d. 3 and 4