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: feliway multicat diffuser starter kit
Product list:
A: FELIWAY MultiCat Starter Kit for Cats (Diffuser and 48 ml vial)
B: 1 Diffuser Plus 1 Refill | Comfort Zone Multi-Cat Calming Kit (Starter Pack) for a Peaceful Home | Veterinarian Recommend | Stop cat Fighting and Reduce Scratching, & Other Problematic Behaviors
Answer: A,B