Under the Medicare Prescription Drug Program, a coverage gap (also called a "donut hole") exists after the beneficiary and drug plan pay a certain amount for covered drugs. The coverage gap refers to

A) the large, up-front deductible that must be satisfied if the patient has a prescription for a covered brand-name drug.
B) the temporary gap in coverage that begins when the beneficiary and drug plan pay a certain amount for covered drugs during the year and ends when the catastrophic limit is reached and coverage resumes.
C) the temporary gap in coverage that begins after beneficiaries reach the lifetime limit on catastrophic drug expenses and ends when a new deductible is met and coverage resumes.
D) the temporary gap in coverage that begins when prescription benefits terminate for beneficiaries who attain age 68 and resumes when beneficiaries attain age 72.

Answer: B