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 APCRBC140 Battery Replacement for Smart-UPS Models SRT10KRMXLI, SRT10KRMXLT, SRT10KRMXLT-10KTF, SRT10KXLI, SRT6KRMXLT, SRT6KXLT, SRT8KXLT
Product 2: UPC RBC27 Precharged Replacement Battery Pack

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