[Solved] Which of the following planets cannot be seen with the naked eye? A)Venus B)Mars C)Jupiter D)Saturn E)Neptune Meninges: Three layers of protective tissue—dura mater, arachnoid, and pia mater—that encase the brain and spinal cord. Dura Mater: The thick, durable outer membrane that covers the brain and spinal cord, providing protection against injury. Nomenclature: A system or set of names or terms used in a particular science, discipline, or art, making up its specialized vocabulary. Nationalities: Identifications of individuals based on their belonging to a particular nation, often tied to cultural, linguistic, or historical commonalities.