B, Have you noticed how hard she works?
Supporting Evidence are the facts or details that back up a main idea, theme or a thesis.
I think it’s A and C i am not 100% sure
<span>The correct answer is "Each person, regardless of age or backgrounds, has the right to krump." 'Has' is a third person singular form of the verb 'have.' This means that it will be used in a sentence where the subject is another person (not yourself.) In this case, the subject is "person," which is singular and not yourself. What if the subject of this sentence was "people" instead of person? We would use "have" because the subject is now plural!</span>