Alin sa mga sumusunod ang hindi naging epekto ng unang yugto ng imperyalismo at kolonyalismo​

B. Nagkaroon ng pagbabago sa ecosystem

Explanation:

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

true, they can both only can be studied with ancient text.