Explanation: The tone of a text or sentence is the author's or speaker's attitude towards the audience, the subject or even the characters of the text. The author conveys this attitude to the readers. There are many different kinds of tones, like: positive, negative, objective, sad, angry, etc. So, from the given options, the word that matches the given definition, is the corresponding to option C: tone.
On September 2, World War II ended when U.S. General Douglas MacArthur accepted Japan's formal surrender aboard the U.S. battleship Missouri, anchored in Tokyo Bay along with a flotilla of more than 250 Allied warships.