B is the correct answer to this situation
I believe that the answer is c. but it could be d.
If you have to determine whether the text you are reading is an acatemic one, you should follow this tips :
-It is usually a piece of argumentative <span>prose which is usually written by students and it looks like a research.
- It must be precise, objective and neutral (impersonal)
-It is written in semi-formal style
- The structure must consist of such points : the first paragraph represents the truth (based on the proven facts and personal knowledge, author reveals the truth); providing of evidences to support main idea; presenting references to balance the whole text.
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