The type of research that Sam is conducting is the secondary research.
When conducting secondary research, a researcher gathers pre-existing study materials from a variety of places, including the internet, libraries, and archives. To obtain first-hand information that will be helpful in the research, many data gathering techniques necessitate some kind of engagement with the research subjects.
A systematic inquiry process known as research involves gathering data, documenting important information, and then analyzing and interpreting that data and information in accordance with procedures that have been established by the relevant academic and professional disciplines.
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