1-) leslie is a security guard at xyz manufacturing. one day, while leslie is on patrol, she sees one of the factory workers fall to the ground. it appears the man is having a heart attack. leslie immediately calls 911 and then gets a device and uses it to treat the man until emergency medical professionals can arrive. the device leslie uses to treat the man sends a shock to the heart. which of the following is the name of the device leslie uses to treat the man?

a) cardiopulmonary resuscitator device (cpd)
b) automated external defibrillator (aed)
c) electrical cardiac rescue device (ecrd)
d) ventricle defibrillator (vdf)