According to Bowlby's Conceptualization of Attachment, Which of the Following

According to Bowlby's conceptualization of attachment, which of the following occurs during phase 3?

A) Attachment becomes focused on one figure, usually the primary caregiver, as the baby gradually learns to distinguish familiar from unfamiliar people.
B) Strangers, siblings, and parents are equally likely to elicit smiling or crying from the infant.
C) Children become aware of others' feelings, goals, and plans and begin to take these into account in forming their own actions.
D) With increased locomotor skills, babies actively seek contact with regular caregivers, such as the mother or father.