This question presents a sentence, part of which or all of which is underlined. Beneath the sentence you will find five ways of phrasing the underlined part. The first of these repeats the original; the other four are different. If you think the original is best, choose the first answer; otherwise choose one of the others.
In the 1990s Aetna was the number one provider of healthcare services for Americans, offering long-term disability, healthcare, and pharmaceutical benefits to millions of Americans through their independent organization, which offered assistance through the Medicare and Medicaid programs.