Final answer:
Examples of influential Oklahomans in the US entertainment industry include folk musician Woody Guthrie, country singer Reba McEntire, and director Ron Howard.
Step-by-step explanation:
Three examples of Oklahomans who have made a significant impact in the entertainment industry in the United States include performers from a variety of eras and genres. One notable individual is singer and songwriter Woody Guthrie, who became an iconic figure in folk music, known for his work with the Dust Bowl Ballads and 'This Land Is Your Land.' Another renowned Oklahoma-born entertainer is Reba McEntire, a country music superstar whose career has spanned several decades, making her one of the best-selling artists of all time. Lastly, actor and filmmaker Ron Howard, born in Duncan, Oklahoma, has had an illustrious career as both an actor in 'The Andy Griffith Show' and a director of award-winning films like 'A Beautiful Mind' and 'Apollo 13.'