Question

Many new immigrants arrived in US cities in the first half of the 1800s. What was the main cause of the problems they encountered?

The cities were unprepared for so many new inhabitants.

All of the available jobs required workers to have certain skills.

Immigrants were persecuted for their political beliefs.

They faced competition from the millions of other new immigrants.

Answer 1

it is a, for all the people who have to watch ads

Step-by-step explanation:

Answer 2

a) The cities were unprepared for so many new inhabitants.