The Hudson river needs cleaning:

It will cost $$100$m starting now in $2024$

In $2025,2026,$ and $2027,$ there will be benefits to the fishing stock of $$100$m each year

In $2026$ and $2027,$ there will be maintenance costs of $$40$m If the discount rate is $3\%,$ what is the Present Value cost of the clean$-$up$?$

$140\mathrm{.}5$

$176\mathrm{.}5$

$180$

$200$