Noise is _______________

Huge sound
Sound of vehicles
Undesirable and unwanted sound
Sound of crackers

The correct answer is C. Undesirable and unwanted sound.

Noise is unwanted or unpleasant sound. It can be caused by a variety of things, including vehicles, machinery, and people. Noise can be harmful to our health, both physically and mentally. It can cause stress, anxiety, and even hearing loss.

Option A is incorrect because it is too broad. Noise can be any sound, not just a huge sound.

Option B is incorrect because it is too specific. The sound of vehicles is just one type of noise.

Option D is incorrect because it is too narrow. The sound of crackers is just one example of an undesirable and unwanted sound.