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:
I could not be happier . EASY TO USE , SOLID QUALITY /// RELIABLE PERFOMANCE

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