2025 AMC 8 Problem 6

Sekou writes the numbers 15, 16, 17, 18, 19. After he erases one of the numbers, the sum of the remaining four numbers is a multiple of 4. Which number did he erase?

\textbf{(A)} 15 \qquad \textbf{(B)} 16 \qquad \textbf{(C)} 17 \qquad \textbf{(D)} 18 \qquad \textbf{(E)} 19

Full credit goes to MAA for authoring these problems. These problems were taken on the AOPS website.