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

Input:
A solid product!  Highly recommend.  Arrived very quickly!  Seller followed up quickly to make sure we were satisfied and explained in detail how to use the product.  SCOWL!

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