Match the following and choose the correct option.

	Column I		Column II
(a)	Echinus	(i)	Brittle star
(b)	Cucumaria	(ii)	Sea lily
(c)	Antedon	(iii)	Sea urchin
(d)	Ophiura	(iv)	Sea cucumber

	a	b	c	d
1.	iii	iv	i	ii
2.	iii	iv	ii	i
3.	iv	iii	ii	i
4.	iii	ii	iv	i

• A

  1

• B

  2

• C

  3

• D

  4