Question

Observable behavior refers to a type of behavior that can

Answer 1

The answer is

→ Option D.) Be seen by the human eye

Altogether:

Observable behavior refers to a type of behavior that can be seen by the human eye.

Step-by-step explanation:

See the screenshot/image attached below! :^)

Hope this helped! :^)

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Answer 2

D

Step-by-step explanation:

f California celebrity jazz historian Kristin

because i know it is