After the initial steps of newborn care, a baby is apneic. what is the most important and effective action to take in the resuscitation of this baby?

The most effective action in taking the baby for resuscitation is that you need to give warmth to the baby and to give it airway, in which will allow it to have oxygen for it to be able to breathe. It is important to check on the pulse and to check for its breathing if it is already normal or is still need of medical attention in order to pursue the resuscitation.

Call the cops or tell an adult u trust