Between birth and one year, infants are dependent on their caregivers; therefore, caregivers who are responsive and sensitive to their infant’s needs help their baby to develop a sense of the world as a safe, predictable place. What is the primary developmental task of this stage?autonomy vs. shame/doubtidentity vs. confusionindustry vs. inferioritytrust vs. mistrust

Trust vs. mistrust: This is given by Erik Erikson's in his theory of psychosocial development and is the very first stage. The stage starts from the birth period of the child and lasts till twelve months. In this stage, a child believes that his or her parents or caregivers will provide and fulfill his or her basic needs.

The parent's or caregiver's quick response to the child's needs, then the child will develop the foundation of trust. If in case the needs of a child don't get fulfilled consistently a child may develop suspicion, anxiety, and mistrust.

In the question above, the primary developmental task of the stage described is trust vs. mistrust.