When the band came out on stage and the lead singer shouted, "Hello, Philadelphia!" the crowd roared with applause. The crowd’s response is an example of

Which situation is the best example of regulation in an economic system? a retail business just opened a new store in a community close to its original location. a small clothing shop slashed it prices to attract customers from a larger department store nearby. a farmers’ market has offered a special deal to customers from a nearby yoga school. a state agency has been created to monitor the production and distribution of sports drinks.