Which sentence has the 'nonessential phrase'?

Question

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1 point
The cheetah a fast spotted animal runs the deserts of the world.
The cheetah, a fast spotted animal, runs the deserts of the world.
The cheetah, a fast spotted animal runs the deserts of the world.
The cheetah a fast, spotted animal, runs the deserts of the world.

Answer 1

The sentence "The cheetah, a fast spotted animal, runs the deserts of the world." has the nonessential phrase.