Baby Arumugam couldn’t say any words yet that people understood. But her mother always used spoken words to identify something that Arumugam showed interest in. Her mother is helping Arumugam to make categorical distinctions

Bill lives in a small rural town in northern British Columbia. He has been clinically depressed for one year and has decided to seek professional help for his problem. Given Bill's geographical location, he is most likely to be seen by a:

a) A psychologist b) A psychoanalyst c) A family doctor d) A psychiatrist

What is the term for applying grammatical rules even to words that are exceptions to the rule?

a) over regularization b) interaction c) LAD d) categorical perception