What Did the Court Rule in Pegram V

What did the court rule in Pegram v.Herdrich,the case discussed in the text in which the plaintiff's appendix ruptured while she was waiting several days for an ultrasound,and she claimed that the HMO involved breached its fiduciary duty by rewarding physicians for cutting costs?

A) That the HMO was a fiduciary because it could control medical treatment options.
B) That the HMO was not a fiduciary under the circumstances of the case.
C) That the HMO was a fiduciary only because mixed eligibility decisions were involved.
D) That the HMO was a fiduciary under state law but not under ERISA.