What is the function of vessels in flowering plants?

Consider the following structures and select the structures which form the stele.
$(A)$ Endodermis
$(B)$ Pericycle
$(C)$ Vascular tissue system
$(D)$ Pith

Some vascular bundles are described as open because these

Which is not correct for $vessels$?

Identify the location and function of the following structures:
$(i)$ Resin duct
$(ii)$ Passage cells
$(iii)$ Albumin cells

The ground tissue system is equal to $...........$