In a Study of Teacher Expectations,sociologist George Farkas Found That

In a study of teacher expectations,sociologist George Farkas found that females and Asian Americans averaged higher course grades even though the scores on course work were the same for all students no matter the race/ethnicity or gender. What did Farkas conclude was the reason for this finding?

A) They knew how to signal teachers by being more eager and cooperative.
B) They did more extra credit work than other students.
C) They asked more questions about the work they were doing.
D) They stayed after school and helped the teacher clean the room.