The study of rare or unusual phenomena is most easily done through the use of the

The answer is Case Study design

The study of rare or unusual phenomena is most easily done through the use of the case study design.

Explanation:

The Case study consists of using one or more qualitative methods of gathering information and does not follow a strict line of research. It serves to answer questions that the researcher does not have much control over the phenomenon studied. The case study contributes to a better understanding of the individual phenomena, the organizational and political processes of society. It is a tool used to understand the form and motives that led to a particular decision.

9) a & b

10) true.

11) false.

12) false.

13) true.

14) false.

15) true.

16) true.

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answer; presidential election years;