The umbilical cord will stop pulsating approximately 3-5 minutes after birth.
Answer should be C.
That is why everyone should complete a durable power of attorney legal document (may vary by state).
If you become incapacitated, no one has access to your assets: paying bills, depositing checks etc.
Have this arranged with your family so one or more trusted persons can manage your affairs.
Without a POA, assets are frozen until you get a court to intervene.
I think this is ovulation. Not a 100% sure