The conclusion that the uss maine was attacked and blown up by spain in 1898 was later proved to be. a. fact
b. the fault of france
c. yellow journalism
d. incorrect

D. it's INCORRECT because The battleship USS MAINE was sunk by an explosion in the harbor of Havana . As a result , an international Spanish attack on an American ship in Havana.

And I would also suggest it's A.Fact , 
don't count me in just yet! Either is correct answer.

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