The scary noise in the scenario in which a little boy is allowed to play with a laboratory rat and shows no fear of it. then,and a scientist makes a scary noise by banging an iron bar whenever the little boy reaches for the rat and because of this the boy begins crying whenever the rat comes near him is <span> unconditioned stimulus.
</span><span> Unconditioned stimulus is a stimulus that naturally, and automatically triggers a response. In this case such stimulus is the noise.</span>
Answer: B. Cannon-Bard
Explanation: According to this theory, an external event or stimulus causes a physiological change in the body but <em>at the same</em> <em>time</em> with an emotion, which is different from some other theories where emotions occur as a result of a physiological change due to an external event. As stated here, when Andrew heard the sharp crack of the twig he felt emotion, he froze with fear, and at the same time physiological change, a loud throbbing of the heart.
Answer:
Expository text is written to provide information about a topic, including a historical or scientific topic. Precise, focused on the subject, uses domain specific vocabulary, rather than figurative language. Expository text is often written in paragraphs.
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