Interchangeable parts
a. eliminated the need for human labor as machines replaced people in the factory.
c. increased production costs because more workers were needed to make each individual part.
b. meant that one machine could do various jobs.
d. reduced the need for skilled workers to produce the parts.

How did philip ii view the religious rights of protestant citizens in his empire

How did the invention of the cotton gin affect slave labor in the united states? a. there was a forced migration of slaves from the south to the north. b. slave-owning cotton planters were gradually forced to sell their plantations. c. more slaves were purchased to work on cotton plantations in the south. d. the reduced need for labor on cotton plantations led to a decline in slavery. e. slaves were moved from cotton plantations to sugar plantations.

Why was the outcome of oswald’s trial for the assassination of president kennedy