Answer:
C) He should take notes as others are speaking and then find a good time to speak up.
Explanation:
This would be the best answer in my opinion because he is being smart about it, taking notes is a very good way to get new ideas and get the courage to speak in front of everyone because in the end its a benefit for the future.
Answer: Spain and Portugal
Explanation: The subject is the who or what of the sentence. It's what the sentence is about. In this sentence, the places that are occupying the Iberian Peninsula are Spain and Portugal.
B. two sources written by the same author are used
Unfortunately my answer was previously deleted by a moderator on accident, so I'll repost it here for anyone that may need it in the future.
C. suffering from anorexia or bulimia can be harmful
The reason this is the answer is because the statement is not supported with any rhyme or reason as to HOW these diseases can be harmful, or even affect you at all.