The vascular bundles of dicots separate the ground
tissue into two zones. Which of the following
correctly describes the arrangement of these zones
from outside to in?
a. outermost xylem >>> phloem >>> pith >>>
cortex
b. outermost phloem >>> xylem >>> pith >>>
cortex
c. outermost cortex >>> phloem >>> xylem >>>
pith
d. outermost pith >>> phloem >>> xylem >>>
cortex
e. outermost cortex >>> xylem >>> phloem >>>
pith
Answer: c
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