To remove all fall risks in the area,(rugs, electrical cords, O2 tubing..etc)
Answer:
that would be C, seafloor spreading occurs!
Explanation:
I think it might be lyosomes as they help break down waste and other stuff in a cell.
The greater the amount of active transport carried out by a cell, the greater the amount of mitochondria would be found in the cell.
Active transport uses energy. Mitochondria undergoes aerobic respiration to release large amounts of energy. If the cell is found to be lacking in energy needed for active transport, the cell would adapt by synthesizing more mitochondrion to ensure that it's demand of energy is met.