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$I.$ Leafy stage is produced from the secondary protonema as a lateral bud
$II.$ They consist of upright, slender axes bearing spirally arranged leaves
$III.$ They are attached to the soil through multicellular rhizoids
$IV.$ This leafy stage bears the sex organ
Which of the statements given above are correct?
$(a)$ secretion of secondary metabolities and their deposition in the lumen of vessels.
$(b)$ deposition of organic compounds like tannins and resins in the central layers of stem.
$(c)$ deposition of suberin and aromatic substances in the outer layer of stem.
$(d)$ deposition of tannins, gum, resin and aromatic substances in the peripheral layers of stem.
$(e)$ presence of parenchyma cells, functionally active xylem elements and essential oils.
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