Which Statement Is NOT True of the Epidermis of a Plant

Multiple Choice

Which statement is NOT true of the epidermis of a plant?

A) The epidermis covers the entire body of a herbaceous plant.
B) Guard cells are specialized epidermal cells found on root surfaces.
C) The epidermis is impervious to gas exchange.
D) Root hairs increase the surface area of epidermal cells on roots.
E) Cork cells replace epidermal cells on older woody plants.