Starting by know the 5 links, these links are:
Recognition.
Activation of the emergency response system.
Immediate high-quality CPR.
Rapid defibrillation.
Advanced live support and post-arrest care.
From these 5 links, you can see that the prevention of typical causes of cardiac arrest is not here.
Thus, making Prevention of the typical causes of cardiac arrest your answer to this question.
Hope this helps :)))
Most likely, the person suffers from an ectopic pregnancy.
Symptoms include abdominal pain, and vaginal bleeding.
During the "ectopic preganancy", the embryo attaches outside the uterus.
2,3, and 5 I'm sure those or the answers