I would definitely go with C. a topic sentence. While A. is never a bad idea, essay paragraphs tend to get marked as off topic if there is not a topic sentence. Hope this is helpful!
Answer:
Students go to university for a variety of reasons: academic interest, future career, or social life. First, many students attend university to study a particular subject in depth. ... Another common reason for going to university is that a college education often leads to a better career in the future.
Explanation:
Answer:
The narrator feels that the place he is exploring is different than usual
Explanation: