Answer:
C
Explanation:
The Nile river actually flows south to north, so if a country south of them, lets just say Sudan hypothetically, were to build a dam, then the rest of the river that passes through Egypt would have much lower water levels than the one south of the dam. Egypt is heavily reliant on the Nile for many reasons, and lower water levels could be catastrophic.
Helen Keller was the first deaf-blind person to earn a BA degree, she was a fairly prominent figure of the Women's Suffrage and Labor Rights movements, she's one of the most famous deaf people in living history thanks to her many accomplishments despite that particular shortcoming in her lifetime, helped to found the ACLU... these are just a start, but the list goes on. I hope this is at least enough info to help you start, if nothing else.
<span>In 1921, James McKeen Cattell founded the Psychological Corporation to promote the development of his interest in the field of applied psychology. He was able to do this with the money he obtained from suing Columbia University for firing him for opposing the United States’ conspiracy policy.</span>