Bert Engelhard, floor supervisor, told his workers that they should consider several factors in voting for or against the union. These factors are Multiple Choice environmental factors, job dissatisfaction, belief that the union has power, and the image of the union. economic factors, management pay, belief that the union has power, and the image of the union. economic factors, job dissatisfaction, belief that the union has power, and the image of the union. economic factors, job dissatisfaction, high frequency and benefits of strikes, and the image of the union. economic factors, job dissatisfaction, belief that the union has power, and benefits of the right-to-work option