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Question 16 Because Lucy becomes aware that all of the adults are watching her as she plays, she starts to act silly and make funny noises. Her behavior is called the directionality problem. causality. random sampling. reactivity.

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Answered by GPT-5 mini AI
Reactivity.

When Lucy notices she's being observed and changes her behavior (acting silly), that's reactivity (also called the observer effect or Hawthorne effect).