Instruction: Given the user's review, identify the user's sentiment from the listed options. Answer using one of the options.

Input:
This charger arrived in a timely manner, the little red light on the unit lit up; sadly, it failed to charge the Garmin GPS.  Very inexpensive unit-got what I paid for.

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