Ms. Saenz is a first-year teacher. After several weeks of school she finds that the children from lower socioeconomic backgrounds have difficulty achieving at the same level as the other children in the classroom. She consults with her mentor teacher about ways to increase the achievement of the many lower-socioeconomic-class children in her class. Which of the following will the mentor teacher most likely advise Ms. Saenz to consider using?

A. Immediate rewards
B. Independent projects
c. Competitive reward structures
D. Individual seatwork