Q.
A. Cork → primary phloem → vascular cambium → secondary phloem
B. Cork cambium → cortex → endodermis → vascular cambium
C. Secondary cortex →cork → phellogen → vascular cambium → primary xylem
D. Medulla → primary xylem → secondary xylem → vascular cambium
E. None of the above
Correct choice: B
Explanation: