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: Panasonic LUMIX G Leica DG Summilux 15mm f/1.7 ASPH Micro Four Thirds Lens Mount Wide-Angle Camera Lens (Black) + 5 Piece Essentials Accessory Kit
Product 2: Voigtlander Nokton 42.5mm f/0.95 Micro Four Thirds Lens

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