Instruction: Analyze the user's review text and determine the overall sentiment expressed, then choose the corresponding sentiment option from the provided list (A: very positive, B: positive, C: neutral, D: negative, E: very negative) based on the identified sentiment.

Input:
I purchased the Kodak Advantix 400 speed film for a friend who still uses film in his camera.  I cannot convince him to upgrade to a digital camera.  I was glad to find the film available through Amazon.com.  Thank you

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