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: 3d printing pen age 10
Product list:
A: MYNT3D Professional Printing 3D Pen with OLED Display
B: 3Doodler Start Make Your Own HEXBUG Creature 3D Pen Set, Amazon Exclusive, with 2 Additional Insectoid DoodleMold
Answer: A,B