Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: @comcast you charge 150 extra for sending someone out and your cable service still doesn't work. That's robbery. #cable  #service
This tweet contains emotions: 
anger, disgust, sadness