Which of the Following Represents the Correct Order of Vascular

Multiple Choice

Which of the following represents the correct order of vascular tissues, from the center to the outer part of a tree trunk?

A) Primary xylem  secondary xylem  vascular cambium  secondary phloem  primary phloem
B) Secondary xylem  primary xylem  vascular cambium  primary phloem  secondary phloem
C) Primary xylem  primary phloem  secondary xylem  secondary phloem  vascular cambium
D) Primary xylem  primary phloem  vascular cambium  secondary phloem  secondary xylem
E) Secondary xylem  secondary phloem  vascular cambium  primary xylem  primary phloem