Which best expresses the irony present in this passage? A) It is ironic that Sambo and Buddy are selling watermelons. B) It is ironic that Sambo is so much larger than the character of Buddy. C) It is ironic that an African-American and white boy are friends in the time of the Ku Klux Klan. D) It is ironic that even though Buddy is the larger character that he is protecting the smaller character Sambo.