Which of the following sets are equal to {x | x > 9 and x < 2}

{2, 3, 4, 5, 6, 7, 8, 9}

{ }

{3, 4, 5, 6, 7, 8}

{3, 4, 5, 7, 8}

{4, 5, 6, 7, 8, 9}