Which of the following statements best defines the term population?
a.
population is the number of children a woman has during her child-bearing years.
b.
population is the total number of persons inhabiting a country, city, or other area.
c.
population is the use of technology to track aircraft so that it can land safely at an airport.
d.
population is the study of the migration patterns across continents during the age of exploration.

B.  Population is the total number of persons inhabiting a country, city, or other area.

Explanation:

A population in terms of ecology can be define as a group of members of the same species which are capable of inbreeding among themselves and produce variable fertile offsprings. The population can also be define as the total number of individuals of a species which lives in a particular location like country, city or other region over a particular time.

c.more precipitation,but only when emission levels.

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms