is there a need to divide infancy based on different characteristics of the child? give justification on favour of the answer

is there a need to divide infancy based on different characteristics o

1.	is there a need to divide infancy based on different characteristics of the child? give justification on favour of the answer
Answer» Between 3 and 5 years old, children come to understand that people have thoughts, feelings , and BELIEFS that are different from their own.Infancy is the period of most rapid growth after birth. Growth during infancy is even faster than growth during puberty. By the END of the first year, the average baby is twice the LENGTH it was at birth and three times its birth weight. Infancy is also the period when most of the deciduous, or “baby,” TEETH erupt