Explanation: A linking verb is what connects the subject of the sentence to an adjective. It can also connect a noun or pronoun. The idea of a linking verb is to complete the actual meaning of the verb. These verbs relate to the five senses. (let me know if my answer was good!)
"<span>D. chose" should take the place of "been choosing" since this happened in the past, so there needs to be a past-tense verb in clarify the time of the action.</span>