<h3>
DEFINITION :-</h3>
Federalism provides a way for different groups of people in different parts of the country to live together. ... Federalism provides ways by which these different groups share power over common interests, but it also provides for these groups to have a level of autonomy vis-à-vis central state institutions.
<h3>
KEY FEATURES OF FEDERALISM:</h3>
- There are two or more levels (or tiers) of government.
- Different tiers of government govern the same citizens, but each tier has its own jurisdictionin specific matters of legislation, taxation and administration.
The answer is Oculus. Hope that helps! ^-^
The best answer from the list would be "<span> B. She travelled the country visiting people affected by the Great Depression" but she of course did many other things as well. </span>