Match the columns and select the correct option
column-I column-II
a. Kornberg enzyme
b. DNA ligase
c. snRNPs
d. Peptidyl transferase (i) removal of introns (ii) ribozyme (iii) joining of okazaki fragments (iv) removal of RNA primers

Options

A. a(iv), b(iii), c(ii), d(i)
B. a(i), b(ii), c(iii), d(i)
C. a(iv), b(iii), c(i), d(ii)
D. a(ii), b(i), c(iv), d(iii)