World War I was began in _____ and ended in _____.

Q. World War I was began in _____ and ended in _____.
(A) 1913, 1917
(B) 1913, 1918
(C) 1914, 1917
(D) 1914, 1918

The answer is: (D) 1914, 1918 ( World War I was lasted from 28 July 1914 to 11 November 1918.