In the Context of Early Emotional Responses of Children, Which

In the context of early emotional responses of children, which of the following is true of crying?

A) The basic hunger cry often involves the infant holding its breath for a prolonged period.
B) A higher pitch and a more monotonic vocalization is more characteristic of the cries of a full-term infant than a preterm infant of the same age.
C) The frustration cry is characterized by a sudden onset of loud crying without preliminary moaning.
D) Crying is the earliest and most powerful way infants can communicate their needs.