Answer:
Option C
Step-by-step explanation:
Homeostasis is a scenario in which all functions with in the body are carried out properly and a internal balance is maintained which helps the body metabolism in order. In all the given options except the option C, all other bodily functions as mentioned in option A, B and D are performed in a right way. While in option C, there is some kind of disturbance with in the body due to which the number of red blood cells have increased.
Option C is the correct answer.