Express the following set inset-builder notation.

B={6,7,8,9,10,11,12,13}

Choose the correct answer below.

A.

B={x | xN and 6x13}

B.

B={x | xN and 6

C.

B={ }

D.

B={x | xN and 6x<13}

E.

B={x | xN and 6