Some apartments of the early 1900s were known as “dumbbell tenements” because they had

Some apartments of the early 1900s were known as “dumbbell tenements” because they had a dumbbell shape. These apartments could accommodate more families and had shared bathrooms.  They were built in the New York City, for the people who were infected with diseases.

The answer is c socialist

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.