Han asks you, "do people become happier with age? " according to the text, the most reasonable answer is

Apopulation is a group of individuals of a single species existing together in an area. a population’s range, the area it occupies, changes over time. populations, in turn, may form a network, or metapopulation, connected by individuals that move from one group to another. within a population, the distribution of individuals can be random, uniform, or clumped, and the distribution is determined in part by the availability of resources. how might the geographic range of a species change if populations could not exchange individuals with each other? how would your answer depend on what type of metapopulation existed?

What was the midwest states often called because they were located in the center of the nation

One way in which the european union encourages trade among countries is through the use of