In the Border Paving Ltd. case discussed in your textbook, the employee was thrown from a road roller when the equipment flipped over. Had the employee refused to use the equipment on such a steep incline: Select one: a. the employee was required, by the Occupational Health and Safety Act, to notify his union of the refusal to do dangerous work. b. the work refusal would need to be investigated in the presence of the worker and any health and safety representative or joint work site health and safety committee. c. the employer would need to investigate the work refusal and the employee would only be paid if reassigned to do another task. d. the employer would have grounds to discipline the employee if the equipment was, in the employer's opinion, safe