Which of the following is true about the case study method? Check all that apply. The case study method relies on a clinician's in-depth observations of a person or group of people with a disorder. The case study has many mechanisms in place to ensure internal validity. The case study method is only valid when the researcher is unaware of the condition being studied.

The case study method relies on a clinician's in-depth observations of a person or group of people with a disorder.  

Explanation:

Case studies are a type of qualitative studies that provide in-depth investigations of a specific element such as a person, a group of people, an event, a community, among others. The intention of this type of study is to allow researchers to recognize individual phenomena acting on these elements, through specific approaches and data analysis.

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