Which statement is true regarding Workers Compensation law in California?


(Choose from the following options)
1. Injured workers may sue an employer for negligence only when fault is clearly established against the employer.
2. Injured workers may always sue an employer for negligence regardless of the degree of fault against the employer.
3. Injured workers cannot sue an employer for negligence.
4. Injured workers may sue an employer for negligence when any degree of fault is established against the employer.