Answer:
A. the New York World and the New York Journal
Explanation:
At that time, the other news outlet wrote that the cause of the explosion was relatively unknown and more likely related to the combusiton within the ship itself.
In february 1898, both of these newspapers wrote that the Damage to the U.S maine are most likely caused by submarine attack. Since at that time they are in Havana Harbor, they tied the event to the Spanish navy (event thought no one able to find a strong proof that involve the Spanish)