<prompt> Which of the following is called first immunization of the baby?ColostrumHanding over the baby to motherOPVDPTBCG  <response>: It is the most suitable food immediately after birth of the baby; Regular milk comes 3 6 days after birth Also known as Beestings, First milk or Immune Milk High in carbohydrates, protein, and antibodies and low in fat Contains all five immunoglobulins found in all mammals, IgA, IgD, IgE, IgG and IgM Known as first immunization of newborn 