Which Statement Most Accurately Describes the Action That Occurs During

Which statement most accurately describes the action that occurs during stage S (synthesis) of the cell cycle?

A) The cell undergoes prophase,metaphase,anaphase,and telophase.
B) The cell makes additional proteins that are necessary for cell division.
C) The cell conducts metabolism,impulse conduction,contraction,or secretion.
D) The cell duplicates its DNA.