When Felix Was Younger,he Would Talk to Himself While Playing

Multiple Choice

When Felix was younger,he would talk to himself while playing with his trucks,giving instructions about what he was doing or going to do.Felix still appears to play with his trucks in the same organized manner,but he no longer talks out loud while he is playing.This suggests that Felix is

A) in the early phases of autism.
B) learning to engage in inner speech.
C) not as interested in his trucks as he used to be.
D) bored with the language he already knows and wants to learn more.