The observational research refers to the non-experimental studies in which the things are measured in uncontrolled or non-manipulative conditions that are observed in natural conditions.
The behavioural observation made in the natural conditions or in the environment the organism lives in is known as the naturalistic observation.
In the given question since the same condition is mentioned in which the observation is made outside the clinic therefore the naturalistic observation is the correct answer.
Psychology is the field of science that mainly deals with the study of the mental, psychological and behavioral study of the organisms. The psychology requires the proper research methodology to explain any fact.
The naturalistic observation may be defined as a type of research method used especially by psychologist to observe the research in the natural environment outside the labs. This type of research cannot be done or observe in the labs.
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