In hydroelectric power plants

In hydroelectric power plants 

(1) both operating and initial cost are high (2) both operating and initial cost are low (3) operating cost is low and initial cost is high (4) operating cost is high and initial cost is low
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Answer :

In hydroelectric power plants operating cost is low and initial cost is high

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Description : What is the largest power plant in the world?

Last Answer : japam

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Last Answer : Hydroelectric  power  plant.

____power plant is expected to have the longest life.

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How does the biological process work in plants that helps them point towards the sun?

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If plants don't feel pain because they are not inteligent than what about smart people? Do they suffer more?

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