Final answer:
The coverage that would likely cover Jim's broken leg is 'Medical payments' in Jason's aviation insurance policy, which usually covers injuries to passengers and the pilot.
Step-by-step explanation:
The appropriate coverage in Jason's aviation insurance policy that could cover Jim's broken leg is likely Medial payments coverage. This part of an aviation insurance policy typically provides payment for medical expenses for injuries that are sustained by passengers and the pilot as a result of an aircraft accident.
It is essential to review the specific details of Jason's insurance policy to confirm that Jim's injury is covered under the medical payments provision, as different policies may have different terms and exclusions.