Question

Why does contact with animals increase the risk of influenza infection?

A. Increased population density occurs with animal contact.
B. Influenza can also infect and be carried by animal species.
C. Interaction with animals can decrease the vaccine's effect.
D. Animal contact decreases immune system responsiveness.

Answer 1

the answer is b, hope this helps

Answer 2

Its B. Influenza can also infect and be carried by animal species