What Are the Two Necessary Elements That an Employee Must

What are the two necessary elements that an employee must show in order to have an injury covered under workers' compensation?

A) That the injury was caused by the intentional action of the employer and the that the employee had no prior knowledge of the intent.
B) That the injury was a direct result of the employer's negligence and recklessness.
C) That the injury arose out of and occurred during the course of employment.
D) That the injury had a direct and proximate cause link to the employer's negligence.