The Principal Has Just Told Mrs

The principal has just told Mrs. Snyder, a kindergarten teacher, that a new little girl will be joining her kindergarten class. The little girl is African-American and Mrs. Snyder believes that African-American children are not as bright as European-American children. Consequently, when speaking to the little girl, Mrs. Snyder speaks slower and tends not to explain answers to the little girl's questions in as much detail as she does to other children. Mrs. Snyder is showing ________________.

A) an unconscious attitude
B) discrimination
C) out-group homogeneity bias
D) prejudice