Answer:
C. Huge number of people moved tp coastal regions
Answer:
A) Life review, transcendence, resistance
Answer:
He did not want to feel above everyone else, in other words he did not want to feel like a king
Explanation:
The answer to this question is: Valid
For example, let's say that a researcher wants to study the psychology of motivation as a variable.
In this case, motivation does not possess a measurable standard that could be used as data, so the researcher could only predict thte amount of motivation through the amount of job done (but this data is reliable because motivation is only on of the many factors that may influenced it)