Which of the following principles found in the preamble discourages disharmony and communalism ?

Correct option is B

The principle of 'Fraternity' in the preamble of the Indian Constitution discourages disharmony and communalism. Fraternity implies a sense of brotherhood and a commitment to the dignity of all individuals, promoting unity and integrity among the citizens of the nation. It seeks to foster a social atmosphere in which all communities live together in harmony, irrespective of their religious or ethnic backgrounds.