Option 1 -> (A), (C), (B), (D) creates "provides a serene retreat for the lush green forest..." - incorrect structure starting with a verb without subject.
Option 2 -> (C), (D), (A), (B) creates "the lush green forest with its those seeking peace..." - breaks the phrase "with its" incorrectly.
Option 3 -> (C), (B), (A), (D) creates "The lush green forest with its towering trees and vibrant wildlife provides a serene retreat for those seeking peace and solitude" - grammatically correct and meaningful.
Option 4 -> (C), (A), (D), (B) creates "the lush green forest with its provides a serene retreat..." - places verb incorrectly after "with its".
Hence, Option 3: (C), (B), (A), (D) -> forms a complete sentence with proper structure: subject (the lush green forest with its towering trees and vibrant wildlife) + verb (provides) + object (a serene retreat for those seeking peace and solitude) -> correct