4. The principal feature of disability income insurance is

Answer: D

Explanation:

Protection of lost wages

Disability income insurance primarily focuses on providing financial support to individuals who are unable to work due to illness or injury, effectively protecting their lost wages during such times.

A) A surgical fee schedule

A surgical fee schedule pertains to the costs associated with surgical procedures and is not related to income protection. This option is incorrect as it does not address the core function of disability income insurance.

B) Payment of medical expense due to accidents

While disability income insurance may indirectly relate to medical expenses, its primary objective is not the payment of these expenses. It focuses on compensating for lost income rather than covering medical bills, making this option incorrect.

C) Payment of hospital room expense

Payment for hospital room expenses falls under health insurance rather than disability income insurance. This option is incorrect as it does not pertain to the protection of wages lost due to inability to work.

D) Protection of lost wages

This option correctly identifies the main feature of disability income insurance, which is to provide a replacement income for individuals who are unable to earn wages due to a disability, ensuring financial stability during recovery.

Conclusion

The correct answer, "protection of lost wages," encapsulates the fundamental purpose of disability income insurance, which is to safeguard an individual's income when they are unable to work. All other options fail to align with this core concept, as they focus on medical expenses or surgical fees rather than income replacement.