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:
They're not the most comfortable headset I've worn (reason for docking 1 star), BUT, they'll get the job done. At prearranged times my son will call home from overseas to talk with his boys. And the boys like this headset because they can talk for hours on end without killing the battery in my regular phone....

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