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.

Q: If you’re thinking of starting, have started or even have been eating Keto, this book is a must have! This is exactly what I was looking for when I started!

A: positive
****
Q: flexible microwave lids in graduated sizes that fit inside one another through the central button handle - work well, excellent price. Anticipate they will be durable.

A: positive
****
Q: I enjoyed all the twist and turns of this book. It gave me something to think about. It seems for every technology advancement there are new problems.

A:
positive
****