Which Statement Accurately Describes the Findings of Research on Deferred

Which statement accurately describes the findings of research on deferred imitation?

A) Deferred imitation of facial expressions has been reported in 6-week-old infants.
B) At 6 months of age, infants can imitate simple actions up to a week later.
C) In the case of long delays, infants are more proficient at deferred imitation than toddlers are.
D) Maturity of the occipital lobe may explain the increase of deferred imitation in toddlers.