Final answer:
A primary insurance system allows claims for all unsent procedures regardless of service date, exemplified by Part B coverage in health care.
Explanation:
Primary insurance systems are designed to cover all unsent procedures regardless of the date of service. These systems are common in health care to ensure that claims can be created without restrictions based on the timeline.
One example of a primary insurance system is Part B, which covers physician services, medical tests, and outpatient visits. Participants contribute through monthly fees, deductibles, and copayments, with governmental support for a significant portion of the costs.
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