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:
Easy to light, hot, good burn time. But, of course, stinky and leave a residue on pots/stove surfaces. Exactly what you expect with hexamine fuel tablets.

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