Juan Has Received as and Bs in His First Three

Multiple Choice

Juan has received As and Bs in his first three semesters of college. Which of the following goals would be most effective in helping him to get straight As this semester?

A) setting the high goal of getting straight As
B) publicly announce that his goal is to get Bs, but then secretly hope to get As
C) vow to himself that he will do his best this semester
D) setting a low goal of getting C to keep his confidence high