There are doctors and nurses wearing scrub dresses, shoe covers, and surgical masks in the operating room. In which specific zone are these health
care providers?
A. Zone 4
B. Zone 2
C. Zone 1
D. Zone 3

Which of these statements describes clinical depression? a. a milder form of depression that usually follows a traumatic event b. a medical condition that may occur due to a chemical imbalance in the brain c. alternate feelings of extreme happiness and extreme sadness