The first one is the answer
It made it a lot harder for them to immigrate
Answer:
The Greek city-states applied democracy by giving citizens rights and responsibilities. They limited democracy by restricting citizenship to only free, land-owning who were born in the polis. ... By 700 B.C., citizens called hoplites made up the city-state armies
Explanation:
city-state armies
The answer is selective incorporation which is letter b. It is
a principle written into the Constitution that safeguards American citizens
from their states’ ratifying of laws that could break upon their rights.
Selective incorporation is not an act or a law, but a doctrine that has been recognized
and established time and again by the United States Supreme Court. Fundamentally,
selective incorporation allows the federal government to place limitations on
the states’ lawmaking power.