Final answer:
The key purpose of workers' compensation legislation is to provide a type of no-fault insurance scheme.
Step-by-step explanation:
The key purpose of workers' compensation legislation is b) to provide a type of no-fault insurance scheme. Workers' compensation is a form of insurance that provides benefits to employees who suffer work-related injuries or illnesses.
It is designed to provide financial support and medical care to injured workers without the need for them to sue their employers or prove fault.