Instruction: Evaluate each product title in the given list, assess its relevance to the given query, and then arrange the products in descending order of relevance, with the most relevant product at the top of the ranked list.

Input:
Query: #10 window envelopes without plastic
Product list:
A: 500 #9 Single Window Security Envelopes, Thick Gummed Seal, Designed for Secure Mailing of Payroll Checks, QuickBooks Invoices, Return Mail, and Business Statements - 3 7/8 x 8 7/8
B: Sooez 10 Pack Plastic Envelopes Poly Envelopes, Clear Document Folders US Letter A4 Size File Envelopes with Label Pocket & Snap Button for School Home Work Office Organization, Clear
C: Amazon Basics #10 Security-Tinted Self-Seal Business Envelopes with Left Window, Peel & Seal Closure - 500-Pack, White
Answer: C,A,B