Jacinta,the Mother of a 10-Month-Old Baby Boy,is Concerned About Her

Jacinta,the mother of a 10-month-old baby boy,is concerned about her son's increasing fussiness when she leaves him with his babysitter each morning.Whose opinion of the situation is most consistent with what you have learned about infant cognitive development?

A) Jacinta's sister,who believes the baby has been spoiled by too much attention and now has difficulty separating.
B) Jacinta's mother,who believes the baby must have a physical problem that is causing him to be clingy.
C) Manuel,the baby's father,who believes the boy must not like his babysitter.
D) Jacinta's neighbor,who says her children went through this stage and Jacinta should try to be understanding and maintain a consistent environment.