Read the following excerpt from a US court opinion:
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Stults v. Conoco, Inc., 76 F.3d at 656; Garcia v. Elf Atochem North America, 28 F.3d 446, 449 (5th Cir.1994); Slaughter v. Southern Talc Co., 949 F.2d at 170; Fields v. City of South Houston, Texas, 922 F.2d at 1187; Meyers v. M/V Eugenio C, 919 F.2d at 1072; Lavespere v. Niagara Machine & Tool Works, Inc., 910 F.2d at 178; and Lodge Hall Music, Inc. v. Waco Wrangler Club, Inc., 831 F.2d 77, 79 (5th Cir.1987). 47 . See Celotex Corp. v. Catr olding that a nonmovant cannot discharge his burden with some metaphysical doubt as to the material facts, by conclusoiy allegations, unsubstantiated assertions, or by only a scintilla of evidence); Forsyth v. Barr, 19 F.3d 1527, 1533 (5th Cir.1994), cert. denied sub nom. Forsyth v. Vines, 513 U.S. 871, 115 S.Ct. 195, 130 L.Ed.2d 127 (1994) ; Resolution Trust Corporation v. Camp, 965
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What is the most suitable continuation to the opinion? Your options are:
A. holding that securities fraud claims cannot rest on speculation and conclusory allegations
B. holding that summary judgment is appropriate where the nonmovant rests merely upon conclusory allegations improbable inferences and unsupported speculation
C. holding affidavits based on conclusory allegations insufficient at summary judgment
D. holding that summary judgment was appropriate when no reasonable factfinder could have found for the nonmovant
E. holding speculation insufficient to avoid summary judgment
Reply with [A, B, C, D, E] only.