Determine how strongly anger is expressed in the following tweet. Use the scale: 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.
Tweet: very little frustrates me as much as misplacing something. Been looking for my keys for 2 hours now
2: moderate amount of anger can be inferred