Answer:
A.
Explanation:
a) Development of economy - Financial resources lead to development of economy of the country, leading to generation of employment opportunities, reduction in poverty and overall nation's development.
Overcrowded, run-down apartments where factory workers lived were called tenements.
There are four types of social norms that can help inform people about behavior that is considered acceptable: folkways, mores, taboos, and law. Further, social norms can vary across time, cultures, place, and even sub-group.