The "Donut Hole" in Medicare Part D

The "donut hole" in Medicare Part D:

A) Will be totally eliminated with the federal health-care reform enacted in 2010
B) Refers to the period of time when annual individual drug costs are between $250 and $2,250 per year and drug costs are covered 75%
2013)
C) Refers to the period between when the annual individual drug costs are $2,970 and $4,750 and the patient pays 52.5% of the costs of brand name drugs (
D) Has no effect on whether patients continue to fill their prescriptions during the coverage gap