In the late 1700s, as a result of mass production in the united states, factory workers became more highly skilled. increased income enabled factories to pay higher wages. goods became less expensive to manufacture and buy. britain began to use water-powered machines in factories.

Goods became less expensive to manufacture and buy.

Explanation:

Before mass production, goods were normally made-to-order. When mass production was applied and developed, goods became available for the widest potential market. Any product could be made in massive quantities. Mass production resulted in cheaper prices of goods and, ultimately, economies of scale produced the most affordable price of each product for the consumer without any profit sacrifice.

c

explanation: because you need to reduce the pollution on land,the exhaust fumes will stop,and stop it in water,the oil that is in the oceanharms the fish   sorry if you   have been waiting long