Infants who are deaf do not engage in the vocalizations referred to as babbling, making it very difficult for them to learn sign language

Ryan suffers from schizophrenia. He often mixes up words and ends up talking about things which make no sense. Which symptom of schizophrenia is Ryan exhibiting?

a. Hallucinations b. Disorganized, incoherent speech c. Grossly disorganized and inappropriate behavior d. Rumination

Which of the following are not secondary emotions that emerge between 2.5 and 3 years of age?

a. hubris c. shame b. guilt d. empathy