When brothers and sisters disagree, it is known as

Identify the accurate statement regarding prenatal development and birth

The development of the central nervous system is completed during the embryonic period. In the last months of prenatal life, the lungs begin to expand and contract and the valves of the heart undergo final maturation. A baby cannot be both preterm and small-for-date. A 36-week fetus will not yet have developed sufficient lung function to survive on its own.

Secondary reinforcers and punishers are sometimes called conditioned reinforcers and punishers

Indicate whether this statement is true or false.