In Romans 7:24 Paul cries, 'What a wretched man I am! Who will rescue me from this body of ___?'

Answer: Death

Paul cries out, "Who will rescue me from this body of death?" and answers, "Thanks be to God, through Jesus Christ our Lord!"

“What a wretched man I am! Who will rescue me from this body of death? Thanks be to God, through Jesus Christ our Lord! So then, with my mind I serve the law of God, but with my flesh I serve the law of sin.”— Romans 7:24-25 (BSB)