Which expressions describe the area of the shaded region? Select all that apply.

A rectangle is divided into 12 columns and 6 rows, making 72 smaller rectangles. An area that includes 9 smaller rectangles and is the intersection of 3 of the 12 columns and 3 of the 6 rows is shaded.

A.
3
12
×
3
6
B.
3
10
×
1
2
C.
1
4
×
1
2
D.
1
4
×
1
3
E.
4
12
×
3
6