Are words the author identifies in the introduction — like ilunga, tartle, and tingo — untranslatable or just difficult to translate? What do you think would make a word truly untranslatable?

The reader can conclude that the sniper is because a. human, he feels conflicted about the old woman. b. intelligent, he has the face of a student. c. daring, he lights a cigarette even though it is dangerous. d. athletic, he has survived until now.