. What is the Grond Ole Opry? A A music festival held once a year to celebrate country music. B A television show that exclusively featured rock and pop artists. C A record label that only signed established country artists. D A radio show that became the premier platform for up-and-coming country musicians to perform.

## Step 1<br />The question is asking for the definition of the Grand Ole Opry. The Grand Ole Opry is a famous American country music stage concert in Nashville, Tennessee. It was founded on November 28, 1925, and it has been a significant platform for country musicians to perform and gain fame.<br />## Step 2<br />The Grand Ole Opry was originally a radio show, but it later became a television show. It was not a music festival, a television show that exclusively featured rock and pop artists, or a record label.<br />## Step 3<br />Based on the above information, the correct answer is the one that describes the Grand Ole Opry as a radio show that became the premier platform for up-and-coming country musicians to perform.