A cell in G₁ of interphase has 12 chromosomes. How many chromosomes and chromatids will be found per cell when this original cell progresses to G₂ of interphase?

A. 12 chromosomes, 24 Chromatids
B. 30 chromosomes, 25 Chromatids
C. 24 chromosomes, 12 Chromatids
D. 40 chromosomes, 35 Chromatids