Answer:
placenta
The fetus is connected by the umbilical cord to the placenta, the organ that develops and implants in the mother's uterus during pregnancy. Through the blood vessels in the umbilical cord, the fetus receives all the necessary nutrition, oxygen, and life support from the mother through the placenta.
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I’d say all because every one makes sense except the first or it’s 3
Answer:with fluids (saline) in minor cases, and blood transfusions in severe cases. Neurogenic shock is the most difficult to treat as spinal cord damage is often irreversible.
Explanation: