The correct option is D Connective tissue
Debove's membrane layer is present between the epithelium and basement tissue of respiratory and intestinal epithelium. This is formed by connective tissues. Epithelial tissue forms lining and covering eg, Covering of surface and lining of the cavity, like squamous epithelium forms lining of blood vessels. Muscular tissue: They show contraction, eg. Skeletal muscles; cardiac muscles (present in the heart).