Task: Evaluate the tweet for emotional cues and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that indicate the tweeter's state of mind.
Tweet: tesco. why OH why cant my Visa electron be accepted on line , I am 55 , NOT 15 ??
This tweet contains emotions: 
anger, disgust, pessimism, sadness