Which of the following describes federalism? A strong loyalty to a state or region, sometimes at the expense of a nation

The idea that the us constitution periodically can be updated or changed

The idea that a state could refuse to follow a federal law it disagreed with

A system that divides power between national and state governments

d

Explanation:

our government has different branches

A strong loyalty to a statebor religion, sometimes at the expense of a nation.

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.