Instruction: Evaluate the titles of Product 1 and Product 2 to assess their similarity and whether they are likely to be purchased or viewed together. Then, select the appropriate option.

Input:
Product 1: Pioneer Single Din in Dash CD AM/FM Receiver with MIXTRAX, Bluetooth Dual Phone Connection, USB, Spotify, Pandora Control, iPhone and Android Music Support, Smart Sync App/Free ALPHASONIK Earbuds
Product 2: Tunes2Go RUS-121B Digital Car Media Player/Receiver Unit with Bluetooth Handsfree (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: B