If you are caught in a building that is on fire which of the following is not the best option for evacuating the building? a. if the nearest exit is blocked by fire, run through it quickly. b. if the nearest exit is blocked by fire, use an alternate exit route. c. if you must exit through smoke, stay low to the ground and get out as quickly and safely as possible. d. proceed to the nearest fire exit.

when in a crucial situation, after calling 911, the correct posture for delivering effective compression is the proper hand placement.

first, place two fingers at the sternum, then put the heel of your other hand next to the fingers and place hand on top of the other. lock your elbows by using your body’s weight and compress the victim’s chest with a depth of 2 inches.

moreover, do 15 compression and 2 breaths, this process must be done four times until there is a pulse or a arrive.