What is a "final offer vote"?

a.

It is when the employer is able to bypass the union negotiating team and put a final offer to the employees directly, at any point during the negotiation or strike/lockout

b.

It is the last offer that the employer makes to the union prior to a strike or lockout and it must be put to a vote of the union membership

c.

It refers to legislation which requires that collective agreements negotiated by the union must be put to a vote of the membership