Select the most appropriate meaning of the underlined idiom.
Despite their initial friendship, the roommates soon discovered that familiarity breeds contempt.
Familiarity breeds contempt, which means extensive knowledge of or close association with someone or something leads to a loss of respect for them or it.
Options B, C and D try to take the idiom's meaning positively, which is the opposite of its actual meaning.
Option A correctly describes the meaning of the idiom and hence would be our answer.
Therefore, Option A is the correct answer.