Answer: 2. Everyone with Medicare and 3. Not all Medicare drug plans.
Explanation: A noun clause is a group of words in a sentence that has the function of a noun (the subject or the object of the sentence). From the given options the ones that are examples of noun phrases are "everyone with Medicare" and "not all Medicare drug plans" because we can see that they act like nouns. The first option represents a verbal phrase and the last option is a prepositional phrase.
