Project A and B are mutually exclusive. Project A has an NPV of $2,000, an IRR of 15%, and an EAA of $500. Project B has an NPV of $4,000, an IRR of 10%, and an EAA of $300. If projects A and B have different life spans then_ _should be preferred because it has A) Project A; higher IRR B) Project A; higher EAA C) Project B; higher NPV D) we do not have enough information to reach a conclusion