Correct Answer: uproar

Solution : The correct choice is the fourth option.

Explanation:
Tumult refers to a loud, confused noise, especially one caused by a large mass of people. Uproar closely aligns with this definition, signifying a state of loud, chaotic noise or commotion.

The meanings of the other options are as follows:

• Surprise is the feeling caused by something unexpected happening.
• Peace is a state of tranquillity or absence of disturbance.
• Clarity means clearness or lucidity, often referring to understanding or transparency.

Therefore, the correct answer is uproar.