Which pair of events is a dependent event?
A. rolling a 6 on a number cube and then rolling a 1 on the same number cube
B. one girl born on july 29 and another girl born on july 29 next year
C. drawing a purple card from a deck of cards then without replacement drawing another purple card
D. drawing a red button out of a bag of red and white buttons, replacing the button, and then drawing out another red button.