I think the answer is B because she was healthy and was not expecting health abonormalities.
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
A independent clause is a part of the sentence that can stand alone and a dependent one can’t it depends on the independent statement so for number one the dependent clause would be that he would be appointed the independent clause would be the manager is certain