Instruction: Rank the products A, B, C, ... based on their relevance to the provided query, and produce a ranked list with the most relevant product positioned at the top of the list.

Input:
Query: one pound dumbbell single
Product list:
A: Sporzon! Rubber Encased Hex Dumbbell, Single, Black
B: DDFE Adjustable Dumbbell Weights Pair,3-in-1 Weight Options Set with Anti-Drop&Non-Slip Hand Dumbbell Set for Men Women,All-Purpose for Home Gym Office Workout Fitness (8.8 lb-Blue)
Answer: B,A