Answer the following question given this paragraph: 

A population is a group of individuals of the same species that live in the same area. The population is the unit of natural selection, adaptation, and microevolution. In ecology, how large a population is and how quickly it is growing are often used as measures of a species’ health.


Q: What term refers to a group of individuals of the same species that live in the same area and is the unit of natural selection, adaptation, and microevolution?

 Choices:

- ecosystem

- taxonomy

- community

- population

A:
population
