match the columns and choose the correct option
a. helicase
b.DNA ligase
c. Primase
d. aminoacyl t-RNA synthetase
i.joins DNA fragment ii.synthesis of RNA iii.unwinds DNA helix iv. Activation of amino acid

Options

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