With no explanation, chose the best option from "A", "B", "C" or "D". from a judgment of the United States District Court for the Eastern District of New York (Jack B. Wein-stein, Judge), denying his petition for a writ of habeas corpus which principally alleged the ineffective assistance of trial counsel. He was incarcerated following his 1994 conviction for murder in the second degree and criminal possession of a weapon in the second degree. Prior to filing his federal habeas petition, Pratt moved in state court pursuant to New York Criminal Procedure Law (“CPL”) § 440.10 to vacate his conviction on the ground that the prosecution improperly withheld an investigative report constituting Rosario material but withdrew the motion shortly before the state court issued a decision. See People v. Rosario, 9 N.Y.2d 286, 213 N.Y.S.2d 448, 178 N.E.2d 881 (1961) (<HOLDING>). If “properly filed” under 28 U.S.C. §

A: holding that trial court erred by failing to compel prosecution to turn over witnesses prior statements relating to their trial testimony
B: holding that the trial court had erred by excluding the expert testimony of a doctor
C: holding that the trial court erred in failing to address holiday visitation
D: holding plaintiffs waived their right to appellate review of the admission of an experts testimony by failing to object to it at trial
A.