题目内容：
According to the passage, we can infer that__________.
A．the president of the United States has the right to determine that a national e-mergency dispute would be a national emergency for a strike to occur B．the arbitrator has no right to determine and dictate the settlement terms
C．mediation and fact-finding can also ensure a solution to an impasse
D．in the United States, compulsory binding arbitration is the most popular
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