Since economics is considered a part of science, so the economist is the scientist that studies the distribution of goods and services. Economics is considered a kind of social science. It actually deals with production, distribution and consumption of various goods and services. I hope the answer helps you.
A. He uses Logos because he has evidence why they should have independance from Great Britain.
B. His evidence provides to his argument by when he says all the bad things that King George did to the citizens of the colonies.
France Surrenders
The new French commander, Maxime Weygand, transferred soldiers from the Maginot Line, but could muster only 43 infantry divisions to face the Third Reich's 104. Allied assistance had disappeared. The British had withdrawn all but two divisions south of Dunkirk, and the Belgian Army had surrendered.