Task: Product_Relation_Prediction
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: Lens Cap Bundle - 4 Snap-on Lens Covers for DSLR Cameras including Nikon, Canon, Sony - Lens Cap Keepers included (49mm)
Product 2: SODIAL(R) Univeral 49mm Center Pinch Front Lens Cap for DSLR Camera

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: C