Andrea is reading a broad explanation for why some people are more vulnerable to addiction than are others. This reading material also includes several predictions concerning people's vulnerability to addiction. Andrea is reading a(n):.

theory

Explanation:

Based on the information provided within the question it can be said that in this scenario Andrea seems to be reading a theory. In the context of science this term refers to s system of ideas whose main goal is to try and explain something that has yet to be proven. Sometimes making predictions as to what may be a reason for something.

the secretary of state, appointed by the president with the advice and consent of the senate, is the president's chief foreign affairs adviser. the secretary carries out the president's foreign policies through the state department and the foreign service of the united states.

answer; proximity;