Homeostasis is specific to an organism’s environment.

Answer - Internal Maintainence

Reasoning - For Example Humans going outside into the heat will start to first experience the heat (Obviously) first thing your body will do is sweat in order to regulate the body temperature and (Maintain) without you dying. Internally your body will go and do faster breathing because of the heat.

C) to ensure each new cell has an exact copy of the dna