The difference of the sum of even number and sum of odd numbers between 10 and 20 is ______.
(A) 13
(B) 14
(C) 15
(D) 16
The difference of the sum of even number and sum of odd numbers between 10 and 20 is ______.
(A) 13
(B) 14
(C) 15
(D) 16