c. Long-term disability insurance provides continuing income protection for employees who become disabled and are unable to work.
More about disability insurance:
Purpose of disability insurance is to give income replacement benefits to Covered Persons who become disabled due to illness or injury and are unable to find employment to earn a living.
It provides a monthly disability benefit for a period of time that is significantly longer than STD (for example, to age 65) following the completion of an Elimination Term (EP) that usually coincides with the STD benefit period to ensure that benefits transfer from STD to LTD without any interruption.
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