Which statements below represent workplace conditions that may indicate exposure to airborne contaminants? Select all that apply. Question 3 Answer a. A worker's clothing appeared to be coated with over-spray generated by nearby robotic paint spray operations. b. When asked, the plating department employees did not mention any concerns or complaints about their working conditions. c. A thin film of dust had accumulated on the horizontal surface of the buffing machine. d. The odor of an organic solvent was detectable upon entering the paint department. e. The airborne dust generated at a grinding operation was captured by its local exhaust ventilation system