C. Sustainable energy is energy who’s source is renewable
Replace 77 watt light bulb with 40 watt light bulb.
The main cause of extinction on Earth today is, Humans, we are the biggest
threat to our environments'.
Hope that helps!!!! ( We Humans, are our biggest enemy, and threat to ourselves, and he environment.).
C) ribosomes and mitochondria
the answer will be c because it cant work out the exact as their are other miner factors involved so it will be the average
