Given the emotion sadness and the tweet "@_iConceitedOne_  Hi! We hate that you're unhappy your bill keeps going up! What unique features do you want with your plan? ^RobertS", classify the intensity of the emotion displayed in the tweet. The classification options are: 0: no sadness can be inferred, 1: low amount of sadness can be inferred, 2: moderate amount of sadness can be inferred, 3: high amount of sadness can be inferred.
0: no sadness can be inferred