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: b complex without vitamin c
Product list:
A: Vitamin B Complex by Nature's Bounty, Super B Complex Vitamins w/ Vitamin C for Immune Support & Folic Acid, 150 Tablets
B: Nature's Bounty Vitamin B-Complex, Time Released Supplement with Folic Acid Plus Vitamin C, Supports Energy Metabolism and Nervous System Health, 125 Count
Answer: A,B