One squirt of hand sanitizer kills 99.99% of germs that means there is still 0.01% of germs left so if you use two squirt do you kill 100% of germs or do you kill 99.99of that 0.01%of germs that was left from the last squirt 100 points and brain to whom gets it right

Anurse is caring for a client who has nicotine use disorder and asks about taking varenicline. the nurse should identify that which of the following conditions is a contraindication for this medication? a. rheumatoid arthritis b. copd c. anorexia nervosa d. major depressive disorder