Which of the following is not acceptable for a supervisor to do during a union-organizing campaign? a. Administer appropriate disciplinary action or terminate any employee who threatens or coerces other employees, whether for or against the union. b. Request outside union officials to leave facility property if they try to solicit employees there. c. Ask individual employees why they feel they need a union. d. Remind employees to vote if there is a union election. A majority of those who actually vote will determine if there is a union