It'd be best if you looked it up on google, because then you could write it in your own words instead of having your teacher find out you got your answer off here, i don't want you to get in trouble
Facts is the highest form for referrence of knowledge which s formulated with hard science. However, facts can also be fabricated and faked. So it needs be carefully eveluated and scrutinized just as opinions are.
Answer:
How often do you review your lessons?
Explanation:
This is a question directed towards the other person. Therefore, "do you review" in the present tense is your best answer, as it is "up to the present point".
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Answer:
b. ethos
the ad is using the appeal of credibility and trust.