Match column I with column II

Column I	Column II
(a) RNA polymerase I	(i) hn RNA
(b) RNA polymerase II	(ii) t RNA
(c) RNA polymerase III	(iii) 28S rRNA
(d) Helicase	(iv) Opening of DNA double helix

• A

  (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)

• B

  (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)

• C

  (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)

• D

  (a)-(ii), (b)-(iv), (c)-(iii), (d)-(i)