Passage 1: Which of the following statements best describes the central idea of the article? A.
The article argues that hydroelectric energy is dangerous to native cultures and natural resources.

B.
The article shows how the influence of British and Soviet culture can be seen in the Aswan Dam.

C.
The article describes how the Aswan Dam bridged sub-Saharan and North Africa.

D.
The article explains how the Aswan Dam affected life in Egypt and the Sudan.