Why did slave owners forbid slaves from learning to read and write?

a. educated slaves might refuse to work in the fields.
b. slaves had little time for recreational reading and writing.
c. slaves might try to take their owners' books.
d. ignorant slaves were easier to control.

In 1914, alabama produced 1.7 million bales of cotton, but three years later produced only 515,000, bales. meanwhile, in georgia, 5.2 million acres of land was dedicated for cotton production in 1914, but by 1923 there were just 2.6 million acres used for growing cotton. all of this was the result of the work of a tiny insect: the boll weevil. alabama and georgia first felt the effects of the boll weevil at different times. what would account for this difference in timing? a) the infestation moved from west to east. b) the infestation moved from east to west. c) georgia had better ways to deal with the problem. d) alabama was further from the insect's point of origin.

What does the author describe in this passage

The us economy received all of the following benefits as a result of technological advancements during industrialization except a. increased production b. reduced costs of consumer goods c. increased farm employment d. the invention of new products