Why would Nuttel most likely believed the niece because?

Nuttel most likely believed the niece because she presented her story with such confidence and detail, which made it seem credible. Additionally, her innocent demeanor and the emotional appeal of her tale about her missing uncles likely resonated with him, causing him to trust her account. Furthermore, Nuttel's own nervous disposition may have made him more susceptible to her charm and less critical of the implausibility of her story.