Suppose a friend of yours asks you to make recurring investments in one of the following two research projects. Monthly payoff of Project A: 0.10 chance of making $100, 0.40 chance of making $20, 0.50 chance of making $15. Monthly payoff of Project B: 0.10 chance of making $120, 0.40 chance of making $22, 0.50 chance of making $12. Step 1 of 2: Which one is the preferable based on the highest average earnings in the long run