One-Year-Old Andy Notices a Rag Doll Sitting in the Corner

Multiple Choice

One-year-old Andy notices a rag doll sitting in the corner. He is very excited and begins to point at the doll in the hopes that his mother, Ann, will notice. Suddenly, Ann notices the doll and the two look at the rag doll together. At this point, this mutual experience represents

A) joint attention.
B) sympathy.
C) classical conditioning.
D) prosocial behavior.