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: Tree-Free Greetings sg24238 Eagles Wings: Isaiah 40:31 Sip 'N Go Stainless Steel Lined Travel Tumbler, 16-Ounce
Product 2: Tree-Free Greetings sg24325 Ride Free Biker: Isaiah 40:31 Sip 'N Go Stainless Steel Lined Travel Tumbler, 16-Ounce

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