The following graph gives the performance of five students A, B, C, D, E is Math, Physics and Chemistry.Based on the given information - considering that a performance is based on the difficulty level of the paper, which of the following statements is correct?

• A. For C, Math is the most difficult and Chemistry is the easiest
• B. For D, all subjects are of the same difficulty
• C. Physics is easier for C than for B and E
• D. Math is easier for B than for E and A