Terence realizes that in order to fulfill customers' expectations for his florist business, he must purchase a customized delivery van. This illustrates the requirements for which stage in the B2B process?

In a market economy, supply and demand are important because theya. (i) play a critical role in the allocation of the economy's scarce resources.b. (ii) determine how much of each good gets produced.c. (iii) can be used to predict the impact on the economy of various events and policies.d. all of (i), (ii), and (iii) are correct.