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: RE: #politicallycorrect #BS   What if I am #offended by your assumption the USA should change because you are a 'visitor' &amp; don't like it?
This tweet contains emotions: 
anger, disgust, sadness