When employees go out on strike without the authorization of the union, it is called a:

A) Secondary strike
B) Unfair labor practice strike
C) Economic strike
D) Wildcat strike

Wildcat Strike

A labor strike unauthorized by the workers' union leadership, often spontaneous and occurring in direct response to grievances or disputes without formal union approval.

Authorization

The process of giving someone the right or power to do something, often through a formal or legal document.

Union

An organization formed by workers to protect their rights, improve working conditions, and negotiate with employers on wages and other employment terms.