Which statement is true about first aid
A: It usually makes the services of a doctor unnecessary.
B: It is usually done by someone who is not a doctor.
C: It is usually done by a doctor.
D: It is usually done by the victim himself.
A: It usually makes the services of a doctor unnecessary.
B: It is usually done by someone who is not a doctor.
C: It is usually done by a doctor.
D: It is usually done by the victim himself.