Even though ntlers eventu lly h rden nd f ll off, wh t is the best evidence th t ntlers re living p rt of deer? A. They perform life processes necess ry for growth nd development of m le deer. B. They re p rt of living org nism nd re necess ry for the org nism to successfully m te. C. They cont in v scul r network th t provides nutrients to cells, nd the cells reproduce, resulting in ntler growth. D. They cont in cells th t require specific nutrients to form the ntlers, nd the cells rem in living fter the ntlers h rden. P