Question

sudden cardiac arrest happens when:
there is an electrical problem or structural problem with the heart
the heart stops beating suddenly and unexpectedly
blood stops pumping throughout the body
all of the above

Explanation:

Sudden Cardiac Arrest (SCA) occurs due to multiple factors. Electrical or structural heart problems can disrupt the heart's normal rhythm. When the heart stops beating suddenly (as in SCA), blood pumping throughout the body also ceases. So all the given options are correct.

Answer:

All of the above