Read this selection from President Wilson's 1917 speech. Vessels of every kind, whatever their flag, their character, their cargo, their destination, their errand, have been ruthlessly sent to the bottom without warning...

Which BEST describes Wilson's purpose for saying this?
A
to define what he means when he uses the word "vessel"

B
to explain that many countries use the ocean

C
to emphasize that no one is safe from German submarines

D
to describe how many different kinds of ships sail on the ocean