Answer:
The increase in settlements in the West caused the frontier line to disappear.
Explanation:
they set up outside of major cites which emerged a new economical opportunity.
-Agarvated
1. The correct answer is C. Norman Borlaug is the father of the Green Revolution and is responsible for developing a strain of wheat that improved crop yields.
2. Most countries in Africa achieved independent through some sort of organized military resistance.
I assume you're talking about the Revolutionary era. The colonists wanted to go to war for their independence. They didn't have representation in the government, yet they were still taxed.