Based on the tweet "A woman is sterilised because she is certain that she doesn't want children. What exactly is there to discuss? 😠 #LooseWomen", categorize the level of anger felt by the author. Select from the following: 0: no anger can be inferred, 1: low amount of anger can be inferred, 2: moderate amount of anger can be inferred, 3: high amount of anger can be inferred.