With no explanation, chose the best option from "A", "B", "C" or "D". U.S.C. § 153, First (j), provides that in proceedings before the National Railroad Adjustment Board, an employee or employees and the carrier or carriers involved in any dispute submitted to the Board are entitled to notice and the right to be heard before the Board. This procedural right has been held applicable to special board proceedings in the railroad industry as well. Brotherhood of Railway, Airline, and Steamship Clerks v. St. Louis Southwestern Railway Co., 676 F.2d 132 (5th Cir.1982); O’Neal v. Public Law Board No. 550, 581 F.2d 692 (9th Cir. 1978); Cole v. Erie Lackawanna Railway Co., 541 F.2d 528 (6th Cir.), cert. denied, 433 U.S. 914, 97 S.Ct. 2987, 53 L.Ed.2d 1100 (1977); Order of Railroad Telegraphers v. New Orleans, Texas & Mexico Railway Co., 229 F.2d 59 (8th Cir.1956) (<HOLDING>). This section has been specifically held by

A: holding the issue of use can be necessary to the adjudication by the board of adjustment of the underlying request for a variance when the issue is raised in the context of an issue the board of adjustment is required to decide
B: holding an award of the national railroad adjustment board unenforceable for failure to give notice and a hearing to an involved party
C: holding that an award of back pay is an issue for the court
D: holding that failure to record an assignment does not give rise to a cause of action
B.