Task: Categorize the tweet based on the intensity of the specified emotion E, capturing the tweeter's mental state. 0: no E can be inferred. 1: low amount of E can be inferred. 2: moderate amount of E can be inferred. 3: high amount of E can be inferred.
Tweet: How come quiet well behaved cats and dogs have to ride on a plane in a tiny bag while screaming small humans roam free? #outrage #teampet
Emotion: anger
Intensity class: 