Answer:
The <em><u>managers</u></em> who run the restaurant<em><u> insist</u></em> that he is not eligible for medical coverage.
Explanation:
subject-verb agreement (plural subject and plural verb)
Here are the answers to the given statements above:
1. The given sentence is an example of a complex sentence. This sentence includes an independent clause and dependent clause.
2. The given sentence is an example of a simple sentence. It only contains one independent clause.
3. This is an example of a fragment sentence, which misses the predicate.
4. This is an example of a simple sentence having a compound predicate. Hope this answer helps.