Transcription is the process by which the DNA molecule makes an RNA molecule using enzyme RNA polymerase and other proteins. The mRNA is then used to generate proteins by a process called translation which occurs in the cytoplasm. Transcription occurs in the nucleus because DNA cannot leave the nucleus.
Your answer is A interphase.
Ovulation
That's when the egg "splits" from the oviduct
All DNA is a cell is harbored in the nucleus, so DNA replication should only occur in the nucleus of the cell.