Final answer:
The earliest operas took their plots from Greek mythology, which was the basis for many ancient Greek plays. Playwrights like Sophocles and Euripides composed tragedies that featured music and dance, similar to operas today. option c.
Step-by-step explanation:
The earliest operas took their plots from Greek mythology. In ancient Greece, theater was a popular form of entertainment and plays were based on traditional myths about gods and heroes. These plays, composed by playwrights like Sophocles and Euripides, featured music and dance, much like operas today. The characters in these plays explored philosophical questions of the time and the stories depicted in Greek drama continue to influence modern theater and storytelling. These plays explored philosophical questions of the time and their stories continue to have an influence on modern theater.