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: bum genius one size cloth diapers
Product list:
A: Thirsties Duo Wrap Cloth Diaper Cover, Snap Closure, White Size One (6-18 lbs)
B: Charlie Banana Baby Fleece Reusable and Washable Cloth Diaper System, 3 Diaper and 6 Inserts, Under The Stars, One Size
C: Simple Being Reusable Cloth Diapers- Double Gusset-6 Pack Pocket Adjustable Size-Waterproof Cover-6 Inserts-Wet Bag (Whimsical)
Answer: C,B,A