Answer: A) Who we are determines how we view the world.
Step-by-step explanation: In literature, the theme is the underlying message of a story, it is what critical belief about life is the author trying to convey in the writing of a novel, play, short story or poem. Usually this belief, or idea, is universal and transcends cultural barriers. In the given poem "The Sea" by Stephen Crane we can see developed the them of the fact that who we are determines how we view the world, because the maiden and the sailor see the sea in absolute different ways.