(A) Spain Harbor
(B) New York Harbor
(C) ** Havana Harbor
(D) China Harbor
EXPLANATIONS BELOW
Concept note-1: -On February 15, 1898, an explosion of unknown origin sank the battleship U.S.S. Maine in the Havana, Cuba harbor, killing 266 of the 354 crew members.
Concept note-2: -A mysterious explosion sank the USS Maine in Havana Harbor on February 15, 1898.
Concept note-3: -USS Maine entering Havana harbour, January 1898At 9.40pm on the night of 15 February 1898 the United States battleship Maine, riding quietly at anchor in Havana harbour, was suddenly blown up, apparently by a mine, in an explosion which tore her bottom out and sank her, killing 260 officers and men on board.