I would say A, they were very resourceful. Hope this helps.
It dedicated her life to fighting for a more equal society for African Americans and for women, including abolition, voting rights, and property rights.
Answer:
Machines
Explanation:
Machines became widely used in farming, and consequently, farms required fewer workers. Large, technologically advanced farms replaced subsistence farms. The Industrial Revolution demonstrates an idea known as economies of scale. According to this principle, increased production of goods leads to increased efficiency.