Sean Just Said His First Word, "Scruffy," the Name of the Family

Multiple Choice

Sean just said his first word, "Scruffy," the name of the family dog.How would a dynamic systems psychologist explain why this was his first word?

A) He has correctly categorized "Scruffy" into the dog category.
B) The dog is interesting to him and is a constant presence in the environment.
C) His parents love the dog and he sees him a lot.
D) He thinks the dog is part of the family.