Instruction: Evaluate the relevance of each product title in the input to the given query, and then sort the products in descending order of relevance, placing the most relevant product at the top of the ranked list.

Input:
Query: ring light without stand 18
Product list:
A: Inkeltech 21inch Ring Light with Tripod and Phone Holder, 3000K-6000K Dimmable Bi-Color LED Light Ring for Makeup, Selfie, Vlog, YouTube Video, Camera - Control with Remote
B: Neewer 18-inch LED Ring Light with Stand and 2.4G Wireless Remote, 55W 3200K-5500K Makeup Ringlight with Soft Tube/Phone Holder/Ball Head for Vlogging Selfie Video Shooting, Support USB Charge
Answer: B,A