Final answer:
Thomas A. Dorsey composed the gospel song "Precious Lord Take My Hand", a significant piece in the history of gospel music.
Step-by-step explanation:
The popular gospel song that was a composition of Thomas A. Dorsey is C. "Precious Lord Take My Hand". Thomas A. Dorsey, who is known as the father of black gospel music, wrote this song in 1932 following a tragic personal experience. The song has since become a staple in church services and has been recorded by numerous artists across many genres, showcasing its enduring appeal and significant impact on gospel music.