Answer:
The correct is hybrid.
Step-by-step explanation:
To survive in different environments and continue with its evolution, human beings have developed mechanisms that are increasingly effective, sophisticated and linked to the changing characteristics of the environment. In that circumstance, the brain is responsible for developing the mechanisms of survival and adaptation to the mentioned habitats.
For this, it has a system called a reward system, which responds to the natural perks of basic survival such as food, water and sex to stay alive. In this article we want to explain how it works.