Which of the following statements regarding Medigap insurance policies is CORRECT?

I. Medigap Policy A is designed to help cover reimbursement of the insured's hospital costs not covered by Medicare Part A and coinsurance not covered under Medicare Part B$.$

II$.$ Seniors may be sold two or more Medigap policies at a time to help cover gaps in coverage under Medicare Part A and Medicare Part B$.$

III. Medigap policies must accept all applicants who apply within the first nine months of qualifying for Medicare.

A$.$ I and III

B$.$ I only

C$.$ I, II$,$ and III

D$.$ I$|$ and III