C. Study because it was being researched
I think it is "by foreshadowing what will happen"
C. a topic sentence should open a paragraph with a brief introduction of the paragraph’s contents
Answer:
Scientific text definition: a scientific text is based on the use of scientific language. It is a type of text that uses clear language, with a not too complex syntax and phrases ordered, the objective being that the information is not poorly interpreted.
Example: news, articles, encyclopedia articles, biographies, scientific papers, notices, announcements, advertisements, reports and magazines etc.
technical text definition: A technical text is a text written with the purpose of educating or instructing the reader
Example: Cookbooks, correspondence, emails, and user manuals are all examples of technical texts.
