hat reagents are required to perform PCR?

What reagents are required to perform PCR? A) DNA fragment, primers flanking the region of interest, dNTPs, DNA polymerase B) DNA fragment, primers flanking the region of interest, dNTPs, ddNTPs, DNA polymerase C) DNA fragment, one primer, dNTPs, DNA Polymerase, DNA ligase D) DNA fragment, one primer, dNTPs, DNA Polymerase, DNA endonuclease E) DNA fragment, primers flanking the region of interest, dNTPs, DNA endonuclease