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: 5 x Sets of Unicorn Dart Flight Protectors Silver
Product 2: L.E.D STEP 18 Grams Brass Barrels Soft Tip Darts Set Cupronickel Barrels with Aluminum Shafts Flights,Professional Metal Dart Tips Set +3 Free PVC Dart Rods

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