Why is studying human-environment interaction necessary to understand the economic geography of the Arabian
Peninsula in the time of Muhammad?

the british won and the germans couldn't invade great brit

b: to eliminate competition from other farmers

no options provided, here,but the answer to this question is often: a historian cites a japanese newspaper article published a year after the end of world war ii in order to draw conclusions about the effect of the war on the japanese economy.

clearly from the answer, the historian alludes to historical sources,and records to aid in analyzing and drawing conclusion on the effect of the war on the economy of japan.