With no explanation, chose the best option from "A", "B", "C" or "D". under the Retirement Plans in order to calculate the appropriate benefits, ... [i]n the absence of an allocation to a particular year or. over particular years it is not clear what, if any, impact on benefit accruals the Award would have.” J.A. 831. 6 . The district court rejected MetLife's res ju-dicata and collateral estoppel arguments on the ground that Roganti’s claim in this federal action arose after the arbitration and, therefore, that Roganti could not have had a “full and fair opportunity to litigate that issue in the prior arbitral forum.” Roganti I, 2012 WL 2324476, at *4-5. 7 . Some authority arguably suggests that an administrator’s interpretation of an arbitral award is more appropriately reviewed de novo. See Hogan v. Raytheon Co., 302 F.3d 854, 856 (8th Cir.2002) (<HOLDING>); Dial v. NFL Player Supplemental Disability

A: holding statutory interpretation is subject to de novo review
B: holding that we review a district courts interpretation of a statute de novo
C: holding that we review issues of statutory interpretation de novo
D: holding that de novo review was appropriate where administrators decision turned on interpretation of divorce decree
D.