Most organelles show duplication in cell cycle during

Which of the following statements is true for cells in the $G_{0}$ stage of the cell cycle?

Among eukaryotes,replication of $DNA$ takes place in:

Transcription process in eukaryotes occurs during i and ii phases of cell cycle.

It is said that one cycle of cell division in human cells (eukaryotic cells) takes $24$ hours. Which phase of the cycle do you think occupies the maximum part of the cell cycle?

In which phase does the centriole duplicate?