We were not successful in defusing (A) / diffusing (B) the guru's idea. The students baited (A) / bated (B) the instructor with irrelevant questions. The hoard (A) / horde (B) rushed into the campus. The prisoner's interment (A) / internment (B) came to an end with his early release. The hockey team could not deal with his unsociable (A) / unsocial (B) tendencies.
In the passage, the phrase "little parvenus" refers to
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