An unjustified negative attitude toward a person based on his/her membership in a particular group is:

A) prejudice.
B) power distance.
C) stereotyping.
D) pluralism.

Prejudice refers to an unjustified negative attitude towards an individual based on their membership in a particular group. Stereotyping involves making assumptions or attributing certain traits to individuals based on their membership in a particular group, but it doesn't necessarily involve a negative attitude. Power distance refers to the extent to which individuals in a society accept unequal distribution of power. Pluralism refers to a society in which multiple cultures coexist and maintain their distinct identities.