What is the value of the most likely NPV?

Discount rate 8%

A 1 Year 1 2 S150.000 3 S175.000 4 $300,000 5 B Prob 0.30 0.40 0.30 Year 2 $200,000 $210,000 $250,000 D Prob 0.35 0.45 0.20 E Year 3 $350.000 $370,000 $400,000 F Prob 0.30 0.25 0.45 Year 4 S300,000 S360,000 $375,000 Prob 0.25 0.35 0.40