Instruction: Carefully assess the user's review for any strong expressions of sentiment, either positive or negative. Based on your analysis, select the most fitting sentiment option from the provided list as output.

Input:
This a good product to have when you're a personal trainer.  It is light weight and easy to carry around.  It provides an excellent ab workout for a great price!

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