Based on the available alternative dispute resolution methods, the external dispute resolution mechanisms that could be employed to resolve industrial actions if it did eventuate is Arbitration.
Arbitration is a form of alternative dispute resolution method. It involves the arrangement in which the parties to the disputes, usually contracts, agree to submit issues to an approved independent expert to solve the problem.
The independent expert is known as the arbitrator, and because of his expertise, he is expected to solve the disagreement between the aggrieved parties.
The other method of external dispute resolution is known as litigation, which means settling in court.
Hence, in this case, it is concluded that the correct answer is arbitration and litigation.
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