Evaluate the intensity of sadness in the tweet "@KatRamsland 'call to action by TV host John Oliver, who urged viewers to leave comments expressing their displeasure at the FCC's policies.". Choose from these categories: 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.