Plss help me and i will mark u as brainliest and my other maths questions ​please

A population is a distinct group of individuals, whether that group comprises a nation or a group of people with a common characteristic.

or

A population is the number of organisms of the same species that live in a particular geographic area at the same time, with the capability of interbreeding.

3 types of population:

overpopulation: means too great a population for a given region to support.

optimum population: is a concept where the human population is able to balance maintaining a maximum population size with optimal standards of living for all people.

overpopulation :is used to describe a situation in which the world or area has a population so large that the people there are suffering as a result.

the term is einsatzgruppen