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Which of the following graphs best represents the relationship between arousal and performance? (A) <image 1> (B) <image 2> (C) <image 3> (D) <image 4> (E) <image 5> Answer with the option's letter from the given choices directly. No punctuation. | A Expected Answer: A Difficulty: Medium Explanation: The relationship between arousal and performance is known as the Yerkes-Dodson law and is expressed by a graph that looks like an inverted 'U'. As arousal increases, so does performance-up to a point. When arousal becomes too high, performance suffers. |