Sophia signed a contract with Lorenco that had a binding arbitration clause. A dispute arose between Sophia and Lorenco and the matter was heard by an arbitrator. The arbitrator awarded Sophia $$100,000.$ Under which of the following circumstances may a court judge set aside the award of the arbitrator in the hearing?

Multiple Choice

The arbitrator refused to hear relevant evidence that prejudiced Lorenco's rights.

The arbitrator was unfairly biased against Lorenco because it was run by a man.

Both an arbitrator's refusal to hear relevant evidence that prejudices a party's rights and bias against one's gender are grounds for setting aside an arbitrator's award.

Under no circumstances, because Lorenco entered into the contract voluntarily and Congress has ruled that arbitration is preferred over litigation as a method of dispute resolution, and awards are not set aside by courts.