Determine which emotions are present in the tweet "@vInZzzY we regret the inconvenience caused. We have noted your concern. We will get in touch with you soon to discuss. Rgds, Abhijit". Choose from anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotions are evident, state "neutral or no emotion".
anticipation, optimism, sadness