Task: Categorize the tweet's emotional expression, classifying 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 reflect 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