Answer:
A. Respiration
Explanation:
The process in which oxygen atoms are made available to the cell of animals is called cell respiration. In cell respiration the food molecules undergo process which is called food oxidization, that make it available to be absorbed by the animal cell.
The circulatory system and respiratory system are protected by your skin, muscles, and ribs.
Answer:
c
Explanation:
the market for wood furniture and other products are on high demand so cutting down and planting again will help in availability and good weather