Instruction: Evaluate each product title in the given list, assess its relevance to the given query, and then arrange the products in descending order of relevance, with the most relevant product at the top of the ranked list.

Input:
Query: rv toilet bowl cleaner
Product list:
A: Clorox ToiletWand Disposable Toilet Cleaning System - ToiletWand, Storage Caddy and 6 Disinfecting ToiletWand Refill Heads (Packaging May Vary) (03191)
B: Thetford Premium RV Aqua-Clean Kitchen and Bath Cleaner - UltraFoam - 32 oz 36971
C: Unique RV Toilet Bowl Cleaner and Black Holding Tank Enhancer Liquid 24 oz. - 41F-1az
D: Seventh Generation Toilet Bowl Cleaner, Emerald Cypress & Fir Scent, 32-Ounces Bottle (Pack of 8)
Answer: C,D,A,B