Which of the Following Best Describes the Directionality of DNA

Multiple Choice

Which of the following best describes the directionality of DNA replication?

A) 5' → 3' direction on both strands
B) 3' → 5' direction on both strands
C) 5' → 3' direction on the leading strand, 3' → 5' on the lagging strand
D) 3' → 5' direction on the leading strand, 5' → 3' on the lagging strand
E) None of the answers is correct.