Final answer:
The answer is b) 60 days. When an individual has a verbal certification for Medicare B, they have 60 days to get it in writing.
Step-by-step explanation:
The answer to your question is b) 60 days. When an individual has a verbal certification for Medicare B, they have 60 days to get the certification in writing. This means that within 60 days, they need to obtain a written proof of their Medicare B certification. It is important to do this within the given time frame, as failure to do so may result in losing the benefits or coverage provided by Medicare B.