AP EAMCET Medical 2017 Shift 1 Paper

Identify the conect statement from the following.
(I) Hypodennis is sclerenchymatous in monocot stem where as collenchymatons in dicot stem.
(II) Vascular bimdles are scattered in monocot stem where as arranged in a ring in dicot stem.
(III) Vascular bundle is surrounded by collenchymatons sheath in monocot stem but by sclerenchymatous sheath in dicot stem.
(IV) Phloem parenchyma is absent in both monocot and dicot stem.