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.
Answer:
You can cut down the use of pest control and stop putting so much non fertilizing agents such as artificial fertilizer
Explanation: