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

Input:
Solid build. Good quality. Works as advertised. Given the powerful zoom (20x) image can be unsteady at times, so be sure to have a steady base.

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