Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @GrxjicTank WHY though! Why did u want to offend Americans?
This tweet contains emotions: 
anger, anticipation, disgust, sadness