Instruction: Given the title of two products, predict if the two products are similar, if the two products will be purchased or viewed together. Answer only from the options.

Input:
Product 1: 49mm 0.43X Wide Angle Lens for Sony 18-55mm DT E-mount, 55-210mm, 16mm f/2.8, 20mm f/2.8 EMOUNT, 24mm f/1.8, FE 28mm f/2 Lens, 30mm f/2.8, 30mm f/3.5, 35mm f/1.8, 50mm f/1.8, 55mm f/1.8 lens
Product 2: Opteka Achromatic 10x Diopter Close-Up Macro Lens for Sony E-Mount a7r, a7s, a7, a6300, a6000, a5100, a5000, a3000, NEX-7, 6, 5T, 5N, 5R Digital Cameras (Fits 40.5mm, 49mm and 58mm Threaded Lenses)

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: B