Excessive stress can have negative effects on performance because of which reason?

High stress can produce unpleasant effects and cause our performance to deteriorate.

The correct answer is Option 3: High stress can produce unpleasant effects and cause our performance to deteriorate.

• When stress levels become too high, it can cause anxiety, confusion, fatigue, and inability to focus, which directly reduces performance.

• While some stress can motivate us (positive stress or "eustress"), excessive stress leads to deterioration in both mental and physical performance.

• Thus, the best match to the question is that high stress causes unpleasant effects and worsens performance.

"High levels of stress, similar to high electric current, can produce unpleasant effects and cause performance to deteriorate. Excessive stress can have negative consequences on overall well-being and performance."