Match the following.

	Column I		Column II
(1)	Mg2+	(i)	Chlorophyll
(2)	P	(ii)	ATP
(3)	Zn	(iii)	Alcohol dehydrogenase
(4)	Mo	(iv)	Nitrogenase

• A

  (1) – (ii), (2) – (i), (3) – (iii), (4) – (iv)

• B

  (1) – (i), (2) – (ii), (3) – (iii), (4) – (iv)

• C

  (1) – (iv), (2) – (i), (3) – (ii), (4) – (iii)

• D

  (1) – (iv), (2) – (iii), (3) – (ii), (4) – (i)