For HHCS (Home Health Care Services) products, what is considered to be a "lengthy" expiration date and what must be known about these products?

A) A "lengthy" expiration date is 6 months, and it must be known that they require refrigeration.
B) A "lengthy" expiration date is 12 months, and it must be known that they are exempt from storage requirements.
C) A "lengthy" expiration date is 18 months, and it must be known that they are non-prescription items.
D) A "lengthy" expiration date is 24 months, and it must be known that they may require special handling or storage conditions.