When Is a Firm Most Likely to Vote for a Lockout

When is a firm most likely to vote for a lockout?

A) When a neutral third party is brought in to keep labor and management talking
B) When a union strike has partially shut down a plant and it seems less expensive for the plant to close completely
C) When mediation involves bringing in a neutral third party,but the mediator's role is to suggest or propose a solution to the problem and not to forge a binding contract
D) When the cost of hiring new employees to replace striking employees is minimal
E) When it wants to keep people from purchasing the products of a company