Instruction: Determine the sentiment expressed by the user in her review from the provided choices, and respond by selecting one of the available options.

Input:
My parnter and I bought a pair of these together so we could keep in touch while on the road.  We both used external antennas.  We found that the CBs only worked for 200-300 yards.  They "look" like a quality product.  I wouldn't waste my money on them.

Options:
A: very positive
B: positive
C: neutral
D: negative
E: very negative
Answer: D: negative