They practiced subsistence farming to provide just enough food for themselves
The answer would the Columbian Exchange.
Answer:
A.
Explanation:
It has destroyed salmon populations in the river.
The two main things that the Wagner Act accomplished during the Great Depression was to create the National Labor Relations Board and make it easier for employees to bargain with their employers in favor of higher wages and better conditions.
Answer:
Because they set out to go some where first.
Explanation:
