I’d go with B. (if it’s not then C)
The gene. A trait is a characteristic of a person that can be passed on. But it is the gene, not the trait that is inherited
Homeostasis can be defined as the state of maintenance of the constant internal conditions by the living organisms. The homeostasis is maintained by the body so that it may function properly. The homeostasis will be disturbed by the reduced intake of the food and water. Healthy intake of water and food is essential in maintaining the homeostasis of the body. The elevated or depressed blood pH along with extreme body temperatures will also disturb the homeostasis of the body making the person sick. Moreover, certain infectious organisms also alters the homeostasis of the body.
Hence, all the options are correct.
Scientific inference
<span>¯\_(ツ)_/¯</span>
