Instruction: Analyze the titles of Product 1 and Product 2 to determine if they are similar, if they will be purchased or viewed together, and choose the corresponding option.

Input:
Product 1: CRKT Ruger 2-Stage EDC Folding Pocket Knife: Heavy Duty Everyday Carry, Black Tanto Blade, Flipper Open, Frame Lock, Steel &amp; Aluminum Handle, 4-Position Pocket Clip R2101K
Product 2: Cold Steel Pro Lite Tanto folding knife Pt. 20NST Pro Lite Tanto Pt. Black

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