Manifest destiny refers to what belief held by early american settlers?

The 19th century belief that the expansion of the U.S. throughout the American continents was expected and justified

Explanation:

It was the settlers inevitable fate as well as their duty to reach of american democracy

Explanation:

I took my exam, had a hard time understanding the direct answers to this question above.

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering