Instruction: Rank the products A, B, C, ... based on their relevance to the provided query, and produce a ranked list with the most relevant product positioned at the top of the list.

Input:
Query: spotify player portable
Product list:
A: MP3 Player for Kids, AGPTEK K1 Portable 8GB Children Music Player with Built-in Speaker, FM Radio, Voice Recorder, Expandable Up to 128GB, Blue, Upgraded Version
B: 32GB MP3 Player, mibao MP3 Player with Bluetooth 4.2, Music Player with FM Radio, Recording, 2.4" Screen, HiFi Lossless Sound, Support up to 128GB(Earphone, Sport Armband Included)
C: Sony Walkman NW-A105 Hi-Res 16GB MP3 Player, Black
Answer: B,C,A