The following magazines are in a rack at a doctor's office.
 • 1 sports magazine 
 • 2 movie magazines
 • 3 news magazines 
 • 3 science magazines
 Gwen will choose a magazine at random, put it back, and choose another magazine. What is the probability that she will choose a science magazine and then a movie magazine? 
A: 2/27 
B: 1/12
C: 5/9 
D: 7/12