Which of the following is a disadvantage of renewable energy?
A. High pollution
B. Available only in few places
C. High running cost
D. Unreliable supply
Answer: Option D
A. High pollution
B. Available only in few places
C. High running cost
D. Unreliable supply
Answer: Option D
A. aluminium
B. iron
C. stainless steel
D. copper
A. Rutt
B. Stella Saundaraja
C. Crang and Rush
D. Mary Jean Alexander
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