a 70-year-old individual who bought a part b medicare policy 2 months ago just began kidney dialysis treatments this week. the individual is now applying for a medicare supplement policy, which would begin in 8 months. which of the following could the insurer do to avoid paying for the dialysis? (Choose from the following options)
1. Permanently exclude coverage for dialysis
2. Deny the supplement policy
3. Charge a higher premium
4. Declare a pre-existing condition