Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: @GrxjicTank WHY though! Why did u want to offend Americans?
This tweet contains emotions: 
anger, anticipation, disgust, sadness