4. (2 points) You are going to choose between two mutually exclusive investments. Both investments cost $80,000 but investment A pays $35,000 per year for 4 years and investment B pays $30,000 per year for 5 years. Assume these cash inflows occur at the end of each year. If your required rate of return is 13%, you should choose. b) c) A because it pays back sooner. A because its IRR exceeds 13%. A because it has a higher IRR. B because its RRR exceeds 13% B because it has a higher NPV. De