Option 4: (C), (B), (D), (A) -> Forms "Shrilal Shukla's Pahala Pandhav is a realistic portrayal of the lives of labourers" - a grammatically correct and meaningful sentence describing a literary work by the author, its title, and its subject matter in proper sequence.
Hence, Option 4: (C), (B), (D), (A) -> This sequence correctly structures the sentence with the author's name (Shrilal Shukla's) followed by the work's title (Pahala Pandhav), then the verb phrase (is a realistic portrayal of), and finally the object (the lives of labourers), creating a complete and coherent statement about a literary work -> correct