Which of these "rexes" is not a cat breed?

must try and get one for my brother. cat not a T-Rex.

I would NOT want to be the one to trim T Rex claws

I absolutely hate it when I accidentally hit the wrong answer. Guess I shouldn’t play while eating 🤪

Sue, is the most complete skeleton of a T-Rex in existence and can be seen at the Field Museum of Natural History in Chicago, IL, USA