In the question two statements are given, followed by three conclusions, I, II and III. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, supports the given statements.

Statement 1: All the students in a class are bright.

Statement 2: X is NOT bright.

Conclusion I: Some students are NOT bright.

Conclusion II: X must work hard.

Conclusion III: X is NOT a student of that class.