Which metaphor is the best for describing Baars' theory?

According to To Catch a Coldabout stress and the immune system, the rates of infection from exposure

are significantly (a) higher for participants in the high groups for Stress Index, Perceived Stress and Negative Affect (b) lower for participants in the high groups for Stress Index, Perceived Stress and Negative Affect (c) higher for participants in the high group for Perceived Stress only (d) higher for participants in the high group for Stress Index only

Tina babbles and her mother responds to her by imitating the sounds Tina makes. This would appear to refute the belief that

A) early language is the result of reinforcement of correct sounds. B) early language is an example of stimulus-response theory. C) language acquisition results from imitation. D) language is based on fundamental operating principles.