Which of these could most likely be used to identify a person? a) favorite mobile app b) hair color c) social security number d) email address

The right answer is C

The Social Security Number is an alphanumeric code used to uniquely identify a person in a national identification directory. It is built from the civil status transmitted by the town halls (sex, year and month of birth, department and commune of birth, serial number of the civil registry). It is a stable and reliable identifier, designed to remain immutable for the individual for his life.

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.