A cross-sectional view of a log shows a concentric pattern. Which part of the stem gives rise to this pattern? A. Phloem

BXylem
CEpidermis

Verified Answer :

the part of the stem that gives rise to this pattern is : B. xylem

xylem is responsible in transporting water and nutrients. It die after a year or so and will leave the concentric pattern as it die

hope this helps

A cross-sectional view of a log shows a concentric pattern. Which part of the stem gives rise to this pattern?
B. Xylem
as it 
contribute for most of a tree's growth in diameter.