The Production of Alpha Fetal Protein (AFP) in a Healthy

The production of alpha fetal protein (AFP) in a healthy individual is best reflected by which of the following statements?

A) The production of AFP remains the same through life.
B) The production of AFP increases rapidly at birth and healthy adults and children have negligible or undetectable levels in serum.
C) The production of AFP declines rapidly at birth and healthy adults and children have higher than normal levels in serum.
D) The production of AFP declines rapidly at birth and healthy adults and children have negligible or undetectable levels in serum.