Which of the Following Is an Example of Cream Skimming

Which of the following is an example of cream skimming?

A) hiring workers of a certain religion because they are thought to be hard workers
B) admitting only the best students to a new charter school for the underprivileged in order to have better average test scores
C) awarding prizes to top performers
D) creating a tournament scheme in order to induce workers to exert higher effort
E) teachers cheating on standardized tests because their compensation is tied to students' test scores