Oscar Is Just Starting His First Permanent Job as a Math

Oscar is just starting his first permanent job as a math teacher for a split Grade 5/Grade 6 class.If Oscar's attitude toward sex differences in performance reflects that of the average teacher, what performance will he expect of the boys and girls in his class?

A) The boys will work harder, and the girls will demonstrate greater ability.
B) The boys will use acquired skills, and the girls will use innate skills.
C) The boys will have greater ability, and the girls will work harder.
D) The boys will work to impress others, and the girls will work to satisfy themselves.