Instruction: What is the relevance between the query and the product title below? Answer from one of the options.

Input:
Query: backpacks that have usb chargers
Product: Mancro Business Travel Laptop Backpack, Anti Theft Slim Laptop Bookbag with USB Charging Port for men and women, Water Resistant College School Computer Bag Fits 15.6 Inch Laptop and Notebook (Black)

Options:
A: The product is relevant to the query, and satisfies all the query specifications.
B: The product is somewhat relevant. It fails to fulfill some aspects of the query but the product can be used as a functional substitute.
C: The product does not fulfill the query, but could be used in combination with a product exactly matching the query.
D: The product is irrelevant to the query.
Answer: A: The product is relevant to the query, and satisfies all the query specifications.