Why did Mrs Villanueva act so fake to the Creoles in Beka Lamb?

Mrs. Villanueva acted in a pretentious manner towards the Creoles in "Beka Lamb" as a means of navigating the social dynamics of her environment. Her behavior reflects her desire to gain acceptance and elevate her social status within a community that often discriminated against her due to her ethnicity. By adopting a facade of sophistication, she attempts to align herself with the Creole elite, showcasing her internal conflict and the pressures of societal expectations. This duplicity ultimately highlights the complexities of identity and class in the novel.