Why did miss Betsy want to have a niece not a nephew?

Miss Betsy may have wanted a niece instead of a nephew for various personal or cultural reasons. It could be based on her own experiences growing up, her preferences for relationships with female relatives, or societal expectations regarding gender roles. Additionally, she may have had specific ideas about the activities or interests she would like to share with a niece that differ from those she imagines doing with a nephew. Ultimately, Miss Betsy's preference for a niece over a nephew could be influenced by a combination of these factors.