Baby Billy calls his favorite blanket a "blankie." When he sees other blankets in the house, however, he does not refer to them as "blankie" because he uses that name only for his favorite blanket. This is an example of __________

Play that involves simple, repetitive activities typical of 3-year-olds is called ___________ play

a. functional c. parallel b. constructive d. associative

Among recent findings on brain functioning among people with learning disabilities has been:

a) Differences in temporal lobe functioning. b) Similarities in frontal lobe glucose metabolism. c) Differences in neuron structure in the language area of the cortex. d) All of the above are correct.