The correct response is:
B
It was a passenger ship that carried over a hundred Americans.
The sinking of the Lusitania by a German U-boat on May 7, 1915, resulted in the deaths of 1,198 passengers, including 128 Americans. This event caused outrage in the United States and contributed to the shift in public opinion against Germany, ultimately leading to the U.S. entry into World War I in 1917.