Melinda drew a model to determine how many fourths are in 3 wholes.
Three circles are shown. Each circle is divided into 4 fourths.
Which of the following division problems describes Melinda's work?
 A. 
4
÷
3
=
4
3
 B. 
3
÷
1
4
=
12
 C. 
4
÷
1
3
=
12
 D. 
3
÷
4
=
3
4