Which of the following statements about union instrumentality is true?

A) The more employees believe a union can obtain positive work aspects, the more instrumental employees perceive the union to be in removing the causes of their dissatisfaction.
B) Employee willingness to support a union is related strictly to union instrumentality over monetary aspects of employment.
C) Employees are interested in unionization when costs exceed benefits.
D) Union instrumentality reflects the level of dissatisfaction felt by employees.
E) Union instrumentality is determined by the level of decentralization within the organization.

The cost of lubricants used to grease a production machine in a manufacturing company is an example of a(n) :

A) period cost.
B) direct material cost.
C) indirect material cost.
D) opportunity cost.