Bandwagon- A common trend that a lot of people are doing. For example someone who is “joining the bandwagon” is taking part in a trend everyone else is doing.
Plain Folks- When the person presenting the product has the character of an average person to appeal to everyday customer.
Lesser of two evils - When two products are looked upon negatively they showcase which one is better.
Glittering Generalities- Associating positive words or phrases with a product or company to get approval without anything behind it.
Name calling- Very self explanatory. The action of calling another person or brand names to make customers or supporters have a negative opinion.
        
                    
             
        
        
        
The majority of operas were made around the Orpheus legend. The most famous of these was the earliest performance of Monteverdi's "L'Orfeo." in 1607. Nevertheless, I highly believe the answer to this is B. Orpheus.