HEL1 Why would Muslims engage in commerce with non-believers of the West?
They had saturated the market in the East.
They saw the opportunity to sell less than quality merchandise.
The prosperity of Muslim states depended on foreign trade.
They believed that it was an act of attrition for their sins.

hello!

according to the passage the most suitable options are two. the first one is "by leading the aef to victory in several key battles" like the battle of saint- mihiel and the battle of cantigny mentioned in the passage you copied here. the second one is "by the aef and allied forces defeat germany" since the passage says that his army destroy the german resistance in the meuse- argonne offensive. and also, "by insisting that the aef operate as an independent force".

hope this

a drastic rise in oil prices ended decades of postwar.