Instructions: In this task, You are given a review of Amazon's food products. Your task is to divide them into two classes: negative or positive, depending on the content of the review.
Input: Used once and my dog was able to work his way out of it. Probably good for barking, but my dog gets anxious and tries to bite with nail cuttings and it didn’t do the trick for him, unfortunately. If you need a muzzle for biting, I would go with a basket muzzle instead.
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
negative