In the United States, the words of this headline brought an end to which of the following? A. The Great Society
B. The Progressive Era
C. The Great Depression
D. The Civil Rights Movement

Either B or C. I'm not sure.

Explanation:

It's not A because that took place in the 60s, same with D.

i dont know but i need points

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering