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: pans military expandable backpack
Product list:
A: Military Tactical Backpack, Createy Large Army 3 Day Assault Pack Molle Bag
B: KROSER Laptop Backpack Large Computer Backpack Fits up to 17.3 Inch Laptop with USB Charging Port Water-Repellent School Travel Backpack Casual Daypack for Business/College/Women/Men-Grey
C: Backpack for Men,Travel Laptop Backpack with USB Charging/Headphone Port,Durable Water Resistant College School Backpack Laptop Bag for Women Fits 15.6 Inch Computer and Notebook,Black
Answer: A,C,B