b$.$ Identify the critical path.

The critical path is $$

C$.$ What is the total project completion time? Round your answer to the nearest whole number.

$$ weeks

d$.$ What is the lowest cost solution if the state wants to complete the project three weeks early? Round your answer for the project duration to the nearest whole number and the answer for the total cost to the nearest dollar.

The total cost of a$($an$)-$week project$-$completion schedule is $ $$

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