Read the given table of differences between two secondary tissues X and Y.

	X	Y
1.	It is composed of dead cells.	It is composed of living cells.
2.	It is protective in function.	It takes part in storage of food.
3.	Cell walls are impermeable.	Cell walls are permeable.
4.	The cells are compactly arranged.	The cells enclose small intercellular spaces.

Select the correct option regarding X and Y.

	X	Y
1.	Phloem fibre	Companion cell.
2.	Sieve tube	Vessel
3.	Epidermis	Cortex
4.	Phellem	Phelloderm

• A

  1

• B

  2

• C

  3

• D

  4