PART A: Which statement best expresses the central idea of the text? A. The immune system does more harm than good when it’s fighting the flu because of the life-threatening symptoms it can cause.
B. The influenza virus brings about many uncomfortable sensations in the body as it slowly spreads to more cells.
C. Much of the discomfort that people feel when they’re infected with influenza virus is from their immune system’s attack on the infection.
D. While the influenza virus causes painful symptoms throughout the body, the immune system releases cells that soothe the damage that it has been done.

The main themes of the play are: fate and free will with the inevitability of oracular predictions is a theme that often occurs in greek tragedies the conflict between the individual and the state similar to that in sophocles’ “antigone” and   people’s willingness to ignore painful truths both oedipus and jocasta clutch at unlikely details in order to avoiding facing up to the inceasingly apparent truth and sight and blindness the irony that the blind seer tiresius can actually “see” more clearly than the supposedly clear-eyed oedipus, who is in reality blind to the truth about his origins and his inadvertent crimes.