Answer:
Option: b. promise tight oversight over the daughters.
Step-by-step explanation:
The Lowell Mills became known for hiring the younger girls where girls at young age group worked in the cotton mills. Most of the girls came from farming families and industrial cities to Lowell to earn money. These young girls were put into strict order and curfew by their matrons who accompany the girls in boarding houses. Factories agents tried to convince parents about their daughters. All families were willing to send their girls in the mill because they were not sure if it will be safe for them.