Excel Roofing Ltd

Excel Roofing Ltd.terminated an employee for failing to wear a safety harness while working on a project.What factor or factors might a court consider when determining whether Excel had just cause?

A) the employer's history regarding occupational health and safety violations
B) whether the employee was a full-time or part-time employee
C) whether the employee suffered an injury as a result of not wearing the safety equipment
D) whether the employer can show that clear instructions were given to the employee