"The rules controlling appellate review of a directed verdict are well settled. Directed verdicts are not generally favored. A trial court's decision to direct a verdict can be upheld only when the jury could not reasonably and legally have reached any other conclusion. . . . We review a trial court's decision to direct a verdict for the defendant by considering all of the evidence, including reasonable inferences, in the light most favorable to the plaintiff." (Internal quotation marks omitted.) Phinney v. Casale, 40 Conn. App. 495, 499, 671 A.2d 851 (1996). A verdict may be directed where the decisive question is one of law or where the claim is that there is insufficient evidence to sustain a favorable verdict. Id.