the answer is they often contain biases :)
Answer:
(C) LEED
Explanation:
LEED certification is a recognized worldwide as symbol of viability achievement.
(Leadership in Energy and Environmental Design(LEED):- It is the most popular and widely used rating system in the world for green buildings. Available for almost all building project types, including new constructions to interior fit-outs.
The answer is C.wind machines only generate electricity when wind is blowing
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