If someone claims to be a professor or another trained scientist, you should

you should train them to be a professional.

Answer by YourHope:

If someone claims to be a professor or another trained scientist, you should

train them to be a professional.

:)

answer; i believe the correct answer is (secondary prevention);

aed pads should be placed in the middle of the child's chest. this ensures that the electricity can properly run through the child's body and hopefully cause his/her heart to start again. hope this : )