The correct answer for the given statement above would be option A. She will have been. The pronoun "she" is in the singular, third person. Other pronouns that are singular, third person include he, and it. And "will have been" is the conjugation of the verb "to be" in the future perfect tense.
The instructor really knows the subject.
The sentence is referring to a instructor so it should be the instructor not that instructor. It shouldn't be written as reallyknows it should be really knows. There is no need to capitalise the first alphabet of subject as it is simply a common noun.
To know more about "grammar and editing" refer to the link here:brainly.com/question/49114646
Answer: The correct answer is... "and developed historical characters"
Explanation: I just took this quiz and got the answer right.
An online article from The Washington Post.
Hope this helps :)