Instruction: Assess the user's sentiment in the provided review and select the appropriate sentiment option from the list as the answer.

Input:
Perfect for salad dressing and taking small portions for travel. I have not been through the airport, but these were perfet for a road trip. The lids fit tightly but have decent size lips so they are not a pain to get on and off, but do stay sealed in a lunch box.

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