Instruction: Given a query and a list of products denoted as A, B, C, ... with their titles, rank the products according to their relevance to the query. Output only a ranked list in which the most relevant product is at the top of the list.

Input:
Query: monitor keyboard rack mount
Product list:
A: VIVO Dual LCD LED 13 to 27 inch Monitor Desk Mount Stand, Heavy Duty Fully Adjustable, Fits 2 Screens, STAND-V002
B: Mount-It! Monitor and Keyboard Wall Mount, Standing Workstation VESA Keyboard Tray Platform, 26 Inch Wide Platform with Surface for Mouse Pad (MI-7917)
C: Soundance Laptop Stand, Aluminum Computer Riser, Ergonomic Laptops Elevator for Desk, Metal Holder Compatible with 10 to 15.6 Inches Notebook Computer, Silver
Answer: C,B,A