Kylie Is 6 Months Old and Her Mom, Who Has

Kylie is 6 months old and her mom, who has always been very responsive to her cries by attending to her, is starting to leave her in her baby crib to take her naps. According to the cognitive developmental model of socialization, which of the following is true?

A) Kylie will not respond positively to being left alone in her crib because she has learned that her mom is always there
B) Kylie will cry less because she knows her mother is available
C) Kylie will most likely present a developmental delay because she has never been left alone.
D) None of the alternatives are correct.