User: Please carefully read the following conversation and answer: Is the very last utterance from the speaker a positive, neutral, or negative feedback? Often negative feedbacks include corrections and keywords like no, not, undo, don't, with generally negative sentiment, while positive feedbacks often include good, yes, correct, okay, or simply move on to the next stage. 
(start of the conversation)
	Listener: select D 
	Speaker: That's correct, but you still need to choose the shape with a triangle on left side 
	Listener: select A 
	Speaker: Incorrect, delete that image. 
(end of the conversation)
Answer a single word, Positive, Neutral or Negative. 
Assistant: Negative.