It was "A.The U.S. and Spain went to war in 1898" that led to Cuba gaining its independence in 1902, since tensions between Cuba and Spain had been simmering for some time.
One of the central developments of the second half of the 20th
"b. They opposed them by <span>charging that they were unconstitutional" is the best option since this group considered the acts to be a serious violation of their rights as citizens, even in times of war.</span>