The placenta serves as a conduit for the return of waste products back to the mother for disposal.
What is the placenta?
An organ that grows in the uterus during pregnancy is the placenta. A developing newborn receives oxygen and nutrients from this structure. It also cleans the baby's blood of waste materials. The baby's umbilical cord grows from the placenta, which is attached to the uterus' wall throughout pregnancy. Typically, the organ is affixed to the uterus's front, rear, side, or top. Rarely, the placenta may connect in the uterine cavity below. This situation is known as a low-lying placenta.
The placenta has the following functions:
Hence, option D is correct
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