Decision D6, which has three possible choices (X, Y, or Z), must be made in year 3 of a 6-year study period in order to maximizeE(PW). Using an MARR of 14% per year, the investment required in year 3, and the estimated cash flows for years 4 through 6, determinewhich decision should be made in year 3.

High X Low High Y D6 Low High LowInvestment, Cash Flow, $1000 Year 3 Cash Flow, (Year 3) Cash Flow, Cash Flow, $1000 Outcome (Year 4) $1000 (Year 5) (Year 6) Probability 3 4 5 6 High (X) $-170,000 $50 $50 $50 0.54 Low (X) $40 $30 $20 0.46 High (Y) $-52,000 $30 $40 $50 0.45 Low (Y) $30 $30 $30 0.55 High (Z) $-220,000 $190 $170 $150 0.7 Low (Z) $-30 $-30 $-30 0.3The present worth of X is $ -74347.19 9 . The present worth of Y is $ 27186.31 0. The present worth of Z is $ 9318.17 0. Select decision branch 0