Why did they call discriminatory laws in the early 1900s “Jim Crow” laws? Where did the name come from?

The origin of the phrase "Jim Crow" has often been attributed to "Jump Jim Crow", a song-and-dance caricature of black people performed by white actor Thomas D. Rice in blackface, which first surfaced in 1828 and was used to satirize Andrew Jackson's populist policies.

Explanation:

performances and sculptures

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering