Joan Speaks to Her Toddler Son Using High-Pitched and Exaggerated

question 3

Multiple Choice

Joan speaks to her toddler son using high-pitched and exaggerated speech. Which type of speech is this an example of?

• A) Baby talk
• B) Child-directed speech
• C) Telegraphic speech
• D) Pragmatic speech

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Definitions:

Adaptive Radiation

A process in which organisms diversify rapidly into a multitude of new forms, particularly when a change in the environment makes new resources available, creates new challenges, or opens new environmental niches.

Tempo

The speed or pace at which something happens or evolves.

Evolutionary Change

The evolution process by which distinct forms of life are understood to have evolved and spread out from previous versions throughout the history of Earth.

Extinction

The permanent loss of all members of a species, making it unable to survive, reproduce, or recover in its natural environment.