I pretty sure that it include both biotic and abiotic. But "C" is wrong. Now your answers are between "A,B and C"
I can't see the well but chemical changes happen when a substance combines with another to form a new substance. These processes are called chemical reactions and are not reversible except if you do more chemical reactions... So the well that is changing it's state of matter should be the one undergoing a chemical change. For, example boiling or freezing
Answer:
H20
Explanation:
Because without water you will die faster then without food
Answer:
Biomes consists of moving water is estuaries.