Atlantis Inc. is considering two mutually exclusive projects with the following cash flows: Year 0 1 2 3 4 Project A ($120,000) $60,000 $40,000 $60,000 $80,000 Project B ($100,000) $60,000 $50,000 $0 $0 If Atlantis accepts projects that pay back in two years or less, which should be undertaken