IM NOT SMART I WISH I COULD HELP YOU.
The capital of Iowa is Des Moines
There would be a scarce amount of food so organisms will start dying out. Food webs would get messed up.
An economy based on trade
The correct answer is C. American intervention remains unpopular among some Afghan groups.
Explanation
An argument is a way to express oral or written reasoning to demonstrate the validity or invalidity of an estate through its relationship with a set of conclusions. Therefore, it can be said that an argument to demonstrate opposition to the establishment of US troops in Afghanistan is "C. American intervention remains unpopular among some Afghan groups" because this shows a negative conclusion of said action.