In 1960, George Sperling modified McDougall's method of __________ by introducing the __________

A 4-year-old child's description of how a bicycle works would illustrate that

children (a) are egocentric (b) are physically different from adults (c) do not understand social causality the way adults do (d) do not understand physical causality the way adults do (e) do not understand classification the way adults do

According to Will’s mother, he had never stopped talking since he was born. At the age of only 16 months, infants know about 3000 words

Indicate whether this statement is true or false.