The cash flows for three investments are as follows: Investments Y Z Year 1 $1,000 $ 2,000 $ 4,000 Year 2 $1,000 $0 $0 Year 3 $1,000 $2,000 $0 $1,000 $0 $0 Year 4 O Which investment is the most valuable? OY OZ O All three investments have equal value