A Nurse Is Providing Information to a Group of New

A nurse is providing information to a group of new mothers. The nurse would explain that newborns and young infants are more susceptible to infection because they have:

A) Low levels of antibodies.
B) High levels of maternal antibodies to diseases to which the mother has been exposed.
C) Passive transplacental immunity from maternal immunoglobulin G.
D) Been exposed to microorganisms during the birth process.