Answer:
C
Explanation:
the notes explain how electoral debates influenced the polls, this wouldn't support the students counter claim against that evidence. Using that source would be like proving right what you're trying to prove wrong.
<span>B. Insert a conjunction after the second sentence.</span>
The sentence that contains a present perfect verb is: She has assisted voters in District 2 for many years.
The present perfect tense is formed by combining the verb to have/has and the past participle of the main verb in the sentence.
In the third option given, the combination of "has" and "assisted" helps in forming the present perfect tense of the sentence. Thus, option C is correct.
Learn more about the present perfect tense here:
brainly.com/question/886745