Which of the following is an example of business-to-consumer electronic commerce? a. A manufacturer conducts business over the Web with its retailers. b. Brenda files her income tax online. c. Juan buys Kevin's guitar on eBay. d. Reuben buys a shoe on Yebhi. e. Sandra, an employee, uses the Web to make a change her health benefits.

Brian has just finished college. he wants to set up a small business to make and sell fireworks. he registers his company and acquires a license from the government. he finds that most of his competitors are selling fireworks at an extremely low price. he would like to make more money, so he decides to innovate and develop better fireworks. he sells his fireworks at a higher price, and they are a huge hit with the customers. after a few years, he earns enough profit to set up a bigger fireworks factory that complies with the government’s health and safety regulations. he even starts exporting fireworks overseas. which type of economy does this scenario describe?