Final answer:
In 'Lizzie Bright and the Buckminster Boy,' the external conflict is represented by Man vs. Society, where the character's values clash with societal norms.
Step-by-step explanation:
An example of external conflict in 'Lizzie Bright and the Buckminster Boy' is Man vs. Society. This type of conflict occurs when the protagonist, typically dealing with moral or ethical dilemmas, faces challenges from societal norms, traditions, expectations, laws, or cultural standards. In the context of this story, the struggle would pit character values or needs against the collective views of a society.