The best title for this passage would be______.

A．the educational system is sound, and students must follow every rule
B．parents alone must take responsibility for the rise in student cheating
C．the educational system in this country would benefit from a thorough evaluation
D．students who cheat should be expelled from school

A．the problem of student cheating has its roots in deeper problems
B．students do not cheat on essay tests
C．a change in the educational system will eliminate the need to cheat
D．punishment is an effective method of stopping cheating