Instruction: Evaluate the titles of Product 1 and Product 2, then choose the option that best describes the relation between the two products.

Input:
Product 1: Best Vacuum Filter Compatible with Shark NV350 Bundle HEPA, Foam &amp; Felt Filter Set, Fits NV350, NV351, NV352, NV355, NV356, NV357, NV360, NV370, UV440, UV540 Vacuums fits XHF350 &amp; XFF350
Product 2: Shark NV370 Series Belt for the Navigator Pro Vacuum Model NV370, NV370 26

Options:
A: Users who buy product 1 may also buy product 2.
B: Users who view product 1 may also view product 2.
C: The product 1 is similar with the product 2.
Answer: A