Answer:
Places around Cairo and Aswan are the largest concentrations of people in the region.
Explanation:
Concentration means how spread out things are in space. They could either be clustered or dispered. The purple on this map represents clustered, and as you can see, that Cairo is the largest city and the capital of Egypt, which is one reason why it has the largest concentrations of people.
A cliff collapse could affect the environment by exposing new rock (previously covered by the cliff) to the elements, which could result in runoff of a different nature when it rains. Additionally, the cliff would collapse upon whatever life/features existed at the base of the cliff. One of the most drastic effects could be the shaking of the earth. Cliff failures can result in earthquakes or, if the cliff collapses into a large body of water, massive tsunamis which radically impact coastal environments.
Answer:
C. small Pacific islands
Explanation:
I just did the midterm review, this is for Edgen!