18. Explain the role of biology and environment in language development. Why are both required? What research is there to prove that biology is required? What research shows that environment is required? Explain the phenomena of Babbling, and how it shows us the role and importance of both biology and environment.
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18. Explain the role of biology and environment in language development. Why are both required? What research is there to prove that biology is required? What research shows that environment is required? Explain the phenomena of Babbling, and how it shows us the role and importance of both biology and environment.