The vascular bundlies in the stems of several dicots are conjoint, collateral, and open. In each of these bundles,
A. Xylem and pholem are on the same radius with pholem towards the pitch and xylem towards the pericycle without a strip of cambium between them
B. Xylem and pholem are on the same radius with xylem situated towards the pericycle and a strip of cambium separates the two
C. Xylem completely surrounds the phloem on all sides but the two are separated by the cambium.
D. Phloem completely surrounds the xylem and a strip of cambium separates the two
