Final answer:
The type of insurance that would protect Romeo from having to pay for Charlie's injuries in the event of a slip and fall at his aviation-related business is general liability insurance.
Step-by-step explanation:
If Romeo has an aviation-related business that is open to the public and a person named Charlie slips and falls while visiting, the type of insurance that would protect Romeo from having to pay for Charlie's injuries would be general liability insurance.
This insurance typically covers a business for personal injuries sustained by third parties as a result of slips, trips, and falls on business property.
It is a fundamental coverage that protects against claims of bodily injury or property damage for which the business may be held liable.