Read the following passage. Which early river valley civilization does it describe? This African civilization relied on the Nile to provide water for its crops. It brought water from the river to its fields through sophisticated irrigation systems. It also grew wealthy by controlling trade between central and northern African civilizations. A. Akkadia B. Sumeria C Nubia D. Egypt I need asap I chose Egypt as the correct answer can you tell me, if my answer is correct

can someone me with this question:  

1) the end of the conflict between the north and the south didn’t just mark the end of a war; it marked the end of an entire way of life.” which statement best describes what this statement means?  

a) the southerners were no longer free and were controlled by the northern states.

b) the industrial economy in the north was not sustainable.

c) slavery became illegal, which changed completely the south’s labor force and the agricultural economy was destroyed.

d) the states decided to relinquish their independence and return to britain’s rule.    

what