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: scary holloween costumes boys
Product list:
A: amscan Hungry Howler Werewolf Halloween Costume for Boys, Includes Mask, Shirt with Fur, Gloves
B: Child Soul Taker Costume - S
C: California Costumes mens Towering Terror Pumpkin - Adult Sized Costumes, Black/Green, One Size US
Answer: A,B,C