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: APC RBC7 Smart-UPS SMT SMT1500 UPS 12V 18Ah Battery Real 18 Amp Gel Deep Cycle AGM/SLA Designed for UPS-12180- Nut &amp; Bolt L1-2 Pack Beiter DC Power
Product 2: Logitech MK270 Wireless Keyboard and Mouse Combo - Keyboard and Mouse Included, 2.4GHz Dropout-Free Connection, Long Battery Life (Frustration-Free Packaging)

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