Question: Deborah Allen wrote a Top 10 hit for which American country music vocal group consisting of two sisters and their father? 
Sentence (from "The Clark Sisters"): , "Hallelujah", "He Gave Me Nothing to Lose", "Endow Me", their hit song "Jesus Is A Love Song", "Pure Gold", "Expect a Miracle", and their largest mainstream crossover gold certified, "You Brought the Sunshine".
Relevant evidence: No