The large, interior area of the root that stores materials is the
a. cambium.
b. endoderm.
c. pericycle.
d. cortex.

Root hairs increase the surface area of the root, maximizing water and mineral absorption. Immediately interior to the epidermis lies the root cortex. The parenchyma cells store nutrients and are also involved in mineral uptake. In roots that are ... These roots allow the plant to access a large area of soil water and minerals.

hope this helps

A) it will stay on the table