True or false: a claim has to be an arguable statement

Which statement would be an example of a claim?

Which statement Best shows a reasoning/evidence

Do you think that was a good example of a claim?

Which claim is better?

Unless you claim your car or truck as a business expense, then leasing a car is probably not going to be advantageous for you. Though some people like the idea of leasing because they want to drive a new car every couple of years, there are some good reasons why purchasing a car makes more financial sense.

What is the author's claim? What is their perspective on leasing cars?

Is the example below a claim, reason, or evidence?

Ex. Dogs can protect you from home intruders.

Is the example below a claim, reason, or evidence?

Dr. Shelnutt, a veterinarian, said that, "Dogs have a protective instinct. They can sense danger, and they will do what they can to protect you."

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Which evidence matches the reason "Sleep is needed to grow the right way."

Q. 

"Food at KFC tastes better than food at McDonalds!"

Is this a claim, evidence or reason?