What was a principle of marxism that American capitalists opposed

Rule by the working class. Or

Explanation:

The Marxist principles that American capitalist opposed would be how capital was defined. Based on the principles of Marxism capital is a social and economic relationship between people. This means that it seeks to abolish or remove capital gains in the side of economics of business people or suppliers.

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering

the group i'm selecting: greeks.

a first group of greek immigrants came to the us in the 1850s. the second group came to america starting in the 1890s due to economic opportunities they didn't have back in their home caused by the hardships of ottoman rule. greek immigration was 90% male, many of them expected to work and return to greece after earning enough capital, but ultimately had to remain in the us after the greek genocide.