Based on this sentence, what is the meaning of integral, and what is it's impact the tone of the text

In the 1800s, most european powers followed policies of in which they imposed political and economic control of peoples around the world. a. imperialism b. expansionism c. mercantilism d. isolationism

Describe the relationship between population growth consumption and the environment.

Which feature of greece’s geography explains the ancient greeks’ need for trade? a. the mountainous landscape b. the dry summer climate c. the location along the seacoast d. the location along the boundary between asia and europe.