GAUSS8 2003 Problem 21

The sum of four consecutive whole numbers is a multiple of 5. Which of the following statements about these four numbers is always true?

Answer Choices
A. The sum of the numbers ends in a 5.
B. The largest number ends in a 9.
C. The smallest number is odd.
D. None of the numbers are multiples of 5.
E. One of the numbers ends in a 3.