I think the best answer would be A
evidence and proof is important to support your credabilty
the answer is a both highlight and take notes at the same time.
Answer:
The student should probably say, "Instead of taking the escalator, use the stairs and even try climbing two at a time."
Explanation:
The first one doesn't explain how to get more exercise, it only explains how to not get injured before doing any physical activity. And the other two are basically irrelevant to the topic.
Answer:
Dear brother,
I am writing to you to let you know that I have decided to go to university after I finish secondary school. I would like to study law, and I would be very grateful if you could help me to achieve this goal. I know that you are already a successful lawyer, and I would be very proud to follow in your footsteps. I am confident that I have the ability to succeed in this field, and I would be very grateful for your support. Thank you for always being there for me, and I hope to make you proud.
Sincerely,
[Your name]