Instruction: Analyze the query and each product title. Sort the products in descending order based on their relevance to the query. The most relevant product should be at the top of the list, and output the ranked list.

Input:
Query: Portable, touch-screen, with a pen, high resolution display, good speakers. 
Product list:
A: Acer Aspire 5 Slim Laptop, 15.6 inches Full HD IPS Display, AMD Ryzen 3 3200U, Vega 3 Graphics, 4GB DDR4, 128GB SSD, Backlit Keyboard, Windows 10 in S Mode, A515-43-R19L, Silver
B: Portable Monitor - Lepow 15.6 Inch Full HD 1080P USB Type-C Computer Display IPS Eye Care Screen with HDMI Type C Speakers for Laptop PC PS4 Xbox Phone Included Smart Cover & Screen Protector Black
Answer: B,A