I think B is the appropriate answer among the others. Hope this helps :)
Answer:
Explanation:
(Czolgosz, a Polish immigrant, grew up in Detroit and had worked as a child laborer in a steel mill. As a young adult, he gravitated toward socialist and anarchist ideology. He claimed to have killed McKinley because he was the head of what Czolgosz thought was a corrupt government.)
Motive To advance anarchism (propaganda of the deed)
Japan refused to surrender after the first bomb was dropped
