If Marta Is Conducting a Social Research Project on Levels

If Marta is conducting a social research project on levels of education and self-esteem,which of the following statements could she make?

A) "Increasing one's education causes self-esteem to improve."
B) "The lower one's education, the more likely one has low self-esteem."
C) "Education causes poor self-esteem."
D) "Marta has low self-esteem."
E) "Marta is uneducated and lacks self-esteem."