A bicollateral vascular bundle has the following arrangement of tissues
A. Outer phloem-outer xylem-middle cambium-inner xylem-inner phloem
B. Outer-cambium-Outer phloem-middle xylem-inner phloem-inner cambium
C. Outer phloem-outer cambium - middle xylem-inner cambium-inner phloem
D. Outer xylem-outer cambium-middle phloem-inner cambium-inner xylem