The Body Wall of an Annelid Consists of

The body wall of an annelid consists of

A) an epidermis and longitudinal muscles only,as is the case with nematodes.
B) a non-living cuticle,and inner circular muscles to squeeze the cuticle.
C) an epithelium that secretes cuticle,and layers of both longitudinal and circular muscles.
D) a bare epidermis with inner circular muscles and outer longitudinal muscles.
E) a soft exoskeleton to hold up in the absence of inner fluids,with outer circular muscles and inner longitudinal muscles.