Arrange the following in correct sequence of increase in the number of types of cells in its structure. A. Upper epidermis of maize leafB. Root epidermis in elongation region.C. Lower epidermis of maize leafD. Maturation region of root.

Root epidermis in elongation region - Only one type of cells.Root epidermis in maturation region - Two types of cells (Cells with root hairs and cells without root hairs)Lower epidermis of maize leaf - Has three types of cells (Guard cells, Subsidiary cells and Normal epidermal cells)Upper epidermis of maize leaf - Has four types of cells (Guard cells, Subsidiary cells, Bulliform cells and Normal epidermal cells)