Is coke a sub or comp good?

A substitute good is a product that can be used in place of another product. A complementary good is a product that is often used together with another product.

Coke is a complementary good to many other products, such as chips, pizza, and burgers. This is because people often drink coke with these foods. However, coke is not a substitute good for any other product. There is no other product that can be used in place of coke.

Therefore, coke is a complementary good.