I personally feel that e-mail can be used for more business settings and as a more formal approach to things as opposed to a text, but option C seems to be more of an opinion. I would go with C or D.
You should follow a set of directions
Answer:
the answer is A, B, C hope this helps.
Answer: The difference between highlighting the text and selecting the text is highlighting is when you change the highlight/back color of the text and selecting is when you temporarily highlight it to change a certain part.
Explanation: