One reason factory owners employed children because they were significantly cheaper than hiring an adult. "the child is paired one shilling or one shilling and six pence". This shows that it's more cost efficient to hire a child.
Another reason factory owners employed children because of their size. Here is a quote to support this "The smallest child in the factories were scavengers they go under the machine". This shows that if the child is smaller they can do more dangerous jobs than an adult.
Answer:
A. a separate part of a city dedicated largely to one group
Explanation:
The enclaves represent separate parts of the cities where one group is dominant. This often happens with the migrants, as very often they look to live next to compatriots so that they can communicate and have easier adaptation in the new place. Unfortunately, the enclaves make lot of problems, as the people living in them often don't even try to integrate, but keep their own culture, speak their own language, set their own rules, which results in divisions on ethnic or religious basis.
Answer:
He worked as a POSTMASTER in Philadelphia
He helped to stop child labor laws from being inhumane or harmful. Since the employers only cared about getting profit.