Answer:
The correct answer is b. Airborne precaution
Step-by-step explanation:
Chickenpox is a very contagious disease which is caused by the varicella-zoster virus. It can be spread to healthy individual by coming in direct contact with the blister fluid or respiratory secretion of an infected person. Transmission through sneezing and coughing is also possible which comes under airborne transmission.
So as chickenpox virus can spread through direct contact and air therefore with contact precaution, airborne precaution should also be initiated to isolate this illness. So the right answer is b.