With no explanation, chose the best option from "A", "B", "C" or "D". in the Tenth Circuit One of the cases cited by the Tenth Circuit in its brief instruction to vacate is entirely distinguishable on its facts from the instant case and the other, like the order of vacatur in this case, does not address the policies against vacatur and the limitations imposed by the Supreme Court. For example, in Beattie, a firefighter with the Boeing Military Airplane Company brought suit for declaratory judgment and injunctive relief against the United States, alleging that the Air Force’s denial of his access to certain sensitive areas violated his constitutional rights. Before the case even came before the district court on summary judgment, the plaintiff voluntarily quit his job. The district court nevertheless found the case wa 99 S.Ct. 2149, 60 L.Ed.2d 735 (1979) (<HOLDING>)). Both Iron Arrow and Great Western found

A: holding that where an arbitration agreement between an employer and employee does not specifically provide for the handling of arbitration costs california courts should interpret the arbitration agreement  as providing  that the employer must bear the arbitration forum costs
B: recognizing that in reviewing ruling on motion to compel arbitration we first determine whether party seeking arbitration established existence of arbitration agreement
C: holding that district courts are required to compel arbitration of claims subject to arbitration clause even if the result is piecemeal litigation
D: holding that completed arbitration pending appeal mooted district courts order directing arbitration
D.