There are two primary types of phones for sale: iPhones made by Apple and Android phones made by other companies. These two phones are an example of which type of product interaction discussed in the class? (Think very carefully about all the relevant information.) Select one: O a. Demand substitution O b. Demand complementarity c. Both O d. Neither You are selling two products. One of them is unprofitable so you are thinking about eliminating production of it. Are you more or less likely to want to do that if the two products are demand complements? Select one: a. More likely b. Less likely c. It doesn't make a difference that they are demand complements d. It is impossible to say what the effect is of demand complementary on the decision O