Which statement does not describe a step in dna replication?

a) the enzyme helicase unwinds and unzips the double helix to prepare it to serve as a template
b) dna polymerase adds complementary bases to each template, forming the new double strands of dna.
c) the dna is cute into pieces using polymerase enzymes
d) each strand of the parent dna serves as a template for the new molecule