The correct answer is: D. Fundamental research.
Fundamental research is a type of research that is concerned with understanding the basic principles of nature. It is often conducted in universities and research institutes, and it is not directly aimed at solving any practical problems. Instead, fundamental research is motivated by a desire to understand the world around us.
Quantitative research is a type of research that uses numerical data to answer questions. It is often used in the social sciences, such as psychology and sociology. Quantitative research can be used to describe, explain, and predict phenomena.
Qualitative research is a type of research that uses non-numerical data to answer questions. It is often used in the humanities, such as history and philosophy. Qualitative research can be used to understand the meaning
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