Workers at Waldo's Worldwide Widget Works (WWWW)are on Strike for Better

Workers at Waldo's Worldwide Widget Works (WWWW) are on strike for better wages.The workers are members of the International Widget Works Union (IWWU) .Each day about a dozen workers appear outside the factory and form a picket line.They carry signs demanding a pay raise from WWWW.The owners of the WWWW are refusing to bargain with the IWWU and have barred the union members from the plant.Which of the following is an accurate statement regarding this situation?

A) The union members have a constitutional right to picket the WWWW on any location where they normally work.
B) The WWWW owners may lawfully have the picketing workers arrested if their picket line is visible to any non-union workers on factory grounds.
C) To avoid violating the criminal trespass statute,the workers should conduct their picket line on property not owned by WWWW.
D) Officials of the WWWW must provide written notice to the union to stop the picketing; if the officials refuse,the picketing workers may be arrested for criminal trespass even if not on WWWW property.