Charles Darwin, in his book The Origin of Species, first proposed the theory of _____

The orderly sequence in the development of motor abilities from crawling to walking is a result of

a. cultural influences. b. maturation. c. attachment or bonding. d. imitation or modeling.

Glada is 7 months old. Her mother has been playing with her using age-appropriate toys. Glada has begun to engage in the concepts of object permanence

Her mother feels she should have totally grasped the concepts of object permanence and is concerned her daughter may have developmental issues. What could a developmental specialist tell Glada's mother regarding this concept? a) It takes several months for the concept to be fully comprehended, and Glada will make certain kinds of errors. b) Unanticipated events are treated as interesting, and also as something to be explained and understood. c) Glada will proceed at her own pace. d) Imitation is a huge factor with this concept, and Glada's mother needs to present more attainable tasks.