Answer:
B. Xylem and phloem
Step-by-step explanation:
Xylem and phloem are complex permanent tissues. These are vascular tissues and are located in the stele region of the plant parts. They are conducing tissues. The xylem conducts water and dissolved minerals from the soil to the every plants parts, whereas phloem transports food from the leaves to the stems and roots. The conduction of water is unidirectional while the food conduction is bidirectional.