Which Statement About the U

Which statement about the U.S. Supreme Court is true?

A) It is required by the Constitution to hear any case that it is asked to hear.
B) It agrees to hear approximately half the cases that it is asked to hear.
C) It is required by the Constitution to have nine justices.
D) It has never had an African American justice.
E) Justices on the U.S. Supreme Court serve life terms of office.