According to the Yerkes-Dodson law, humans perform best when they are experiencing which level of stress or arousal?

• A. At a moderate level of stress or arousal
• B. At a very low level of stress or arousal
• C. At a very high level of stress or arousal
• D. With no stress or arousal at all

Answer: (A)

Verified step by step guidance

1. Understand the Yerkes-Dodson law, which describes the relationship between arousal (or stress) and performance.
2. Recognize that the law suggests performance improves with increased arousal but only up to a certain point.
3. Identify that too little arousal can lead to underperformance due to lack of motivation or alertness.
4. Note that too much arousal can also impair performance because of stress or anxiety.
5. Conclude that the optimal performance occurs at a moderate level of arousal, balancing motivation and stress.