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DrSanchez Is Investigating a New Theory of Speech Development in Infants.She

Question 47

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Dr.Sanchez is investigating a new theory of speech development in infants.She begins by conducting a cross-sectional study to determine how speech progresses from infancy to early childhood.From there, she uses that information to conduct an experiment that trains several parents to interact with their infants in certain ways she thinks will enhance their speech.She then follows up on these children every 4 months for 3 years.Dr.Sanchez is using the ________ approach.


A) test-retest
B) converging methods
C) neuroscience
D) behaviorist

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