Mark the incorrect statement about the body wall of earthworm

Options

A. Body wall is covered extenally by a thin non-cellular circle
B. Below the cuticle, epidermis is present which is made up of compound columnar epithelium
C. The epidermis contains secretory gland cells which produces mucus
D. Both circular and longitudinal muscles are present and an innermost linning is coelomic epithelium

Answer

B