Assess the level of the emotion sadness in the tweet provided. Use the following 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.
Tweet: The voice is all about Miley and Alicia this year. No longer about the contestants. #sad @thevoice
2: moderate amount of sadness can be inferred