Marika Often Tells Her Older Son That He Is "So

Marika often tells her older son that he is "so bright" and "an amazing little scientist." Her daughter, however, gets messages about being "very pretty" and "such a fine little lady." Despite the fact that Marika's daughter is actually more naturally gifted in sciences, her son tends to get much better grades in school science classes. This demonstrates the importance of

A) experimental bias.
B) stereotype threat.
C) self-fulfilling prophecies.
D) the actor-observer bias.
E) the fundamental attribution error.