“Oedipus Rex”: Which of the following statements best summarizes Oedipus’s reaction to Teiresias? a) Saddened by his responsibilities as king, he has summoned Teiresias to cheer him up. b) Frustrated by Teiresias’s silence—and then, speech—he grows angry and vengeful. c) Worried Teiresias’ prophecies might be true, he is relieved to find out they apply to someone else. d) He relaxes as he slowly realizes the old prophet is a fool.

How does this excerpt develop the central idea that espionage during the civil war was often carried out by untrained citizens? it enhances the reader’s understanding by explaining why training was unnecessary. it changes the reader’s perception of what information a spy was able to obtain. it explains an ordinary person’s motivation for conducting espionage against the enemy. it adds moral complexity to espionage, due to the use of secret and dangerous methods.