choice neither is wrong

Two mutually exclusive investment projects have bee presented to your company. Project A' rate of return is 6% and Project B's rate of return is 8%. The initial cost of Project A is less than the initial cost of Project B. Incremental analysis yields a rate of return of 4%. If both alternatives have the same useful life and MARR is 5%, which project should be chosen? O a) A Ob) B Oc) Neither d) Both