Which one is/are false about monocot stem ?

a) Vascular bundles - Scattered, conjoint, close, surrounded by sclerenchymatous bundle sheath  and with water cavity

b) Hypodermis is sclerenchymatous

 c) Peripheral vascular bundles - smaller than centrally placed ones

d) Ground tissue is differentiated into cortex, pericycle, pith, etc.

e) Homogeneous parenchymatous ground tissues