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: portable auto heater
Product list:
A: Car Heater Defroster 2019 Upgrade Portable Anti-Fog 200W 12V Plug in Cigarette Auto Heater Fan 2 in 1 Fast Heating/Cooling with Ergonomic Handle Windshield Defogger Demister De-Icer
B: Lasko Ceramic Adjustable Thermostat Space Heaters, 754200 Silver
Answer: A,B