1. PART A:Which statement best expresses the R1.2
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.
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.
