Final answer:
Approximately 70% of persons over the age of 65 will require some long-term care services at some point in their lives.
Step-by-step explanation:
The approximate percentage of persons over the age of 65 who will require some long-term care services at some point in their lives is 70% (option C).
According to the U.S. Census Bureau, as of 2013, 20% of the U.S. population was over 60 years old. This indicates that a significant portion of the population is reaching an age where they will need increased medical care.
Considering the growing elderly population and the associated health needs, it is crucial to plan for long-term care services to ensure proper support and quality of life for older individuals.