$A$ vascular bundle without pith is

Select the correct statements.
$I.$ Epidermal cells have a small amount of cytoplasm and a large vacuole.
$II.$ $A$ waxy layer, the cuticle, is absent in roots.
$III.$ Root hairs are unicellular, while stem hairs/trichomes are multicellular.
$IV.$ Trichomes are branched/unbranched, soft/stiff, and secretory or transpiration-preventive.
$V.$ Guard cells are dumb-bell-shaped in monocots (e.g., grass) and bean-shaped in dicots.

Laticiferous vessels are found in

Simple sieve plate with single perforation is present in

Assertion $:-$ Collenchyma forms the hypodermis of dicot stem.
Reason $:-$ This is the reason for flexibility of young dicotyledonous stems.

Which one of the following is a type of tissue system?