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 C 
	Speaker: No, that's not it. This shape is much thinner. 
	Listener: deselect C select A 
	Speaker: No, that's not it. The triangle is flat on the bottom. Then a square sits on top of it. Then a seal with its tail flopped over balances on the square. 
(end of the conversation)
Answer a single word, Positive, Neutral or Negative. 
Assistant: Negative.