Which of the Following Statements Is True About Workers' Compensation

Which of the following statements is true about workers' compensation?

A) The employer can avoid liability if the injured employee was contributorily negligent in causing the injury.
B) When an employee is injured,the employee must decide whether to seek a workers' compensation payment or file an ordinary lawsuit against the employer.
C) The employer is strictly liable for employment-related injuries,and the employee will file his claim through an administrative procedure rather than by filing an ordinary lawsuit.
D) If the employee is dissatisfied with the amount received under the workers' compensation system for her injuries,she generally then can file an ordinary lawsuit.
E) Employees (or their unions) generally negotiate with employers over whether to be included in the workers' compensation system.