Answer :

Any answer choices you have
Cetacea

Answer: Secondary source

Explanation: Secondary source is the source of knowledge and information that is obtained from primary source that is a research done by someone else (researcher)for some other purpose.Secondary sources can be  pictures, articles, books, graphs, maps, quotes etc.

The example present in the question depicts about the secondary source being used in the form of summary that is embedded on journal of school which is researched by some other person for some other reason.

   

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