An employer disagreed with the union over a dispute on employees pay and benefits, resulting in a negotiation impasse. Thus, the union initiated a strike. Which of the following is true in this case? a) The employer must pay at least the state minimum wage for strikers in an economic strike. b) The employer may use replacement workers after the strike while not reinstating the strikers. c) The employer may terminate the strikers when the strike is over. d) The employer may not lock out the plant when the union initiates a strike