Thomas Kochan, Robert McKersie, and Peter Cappelli believed that employers have become active rather than reactive participants in industrial relations. Which of the following is not a phenomenon in support of this assertion?

Question $6$Select one:

a$.$

Companies becoming part of employer associations

b$.$

Companies lobbying for legislation to reduce the power of unions

c$.$

The existence of strikebreaking firms

d$.$

Non$-$unionized companies harassing employees attempting to organize unions