Which of the following best completes the diagram? a. major credit card networks b. companies that handle the worldwide processing of credit card transactions c. companies that set the transaction terms for credit card companies d. all of the choices

If you want to compare two different investments, what should you calculate

Self-interest achieve society’s economic goals because producers know which goods consumers want the most. as consumers and producers exercise their freedom to act in their own self-interest, markets will produce the desired goods at the lowest possible cost. consumers and producers both operate based on society’s economic goals. consumers know which goods can be produced at the lowest cost. there is a wide variety of desired goods and services in a market system because producers determine what to produce. consumers change their minds frequently. there is always a need to produce something new and improved. individual wants are diverse. what is produced is ultimately determined by consumers, because if the goods offered are not what consumers want, consumers will not buy them. producers, because they are driven by profits. producers, because they determine what to produce. consumers, because they participate in marketing surveys.

Communication comes in various forms. which of the following is considered an old form of communication? a) e-mail b) letter c) skype d) texting