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
3
12
×
3
6
B.
3
10
×
1
2
3
10
×
1
2
C.
1
4
×
1
2
1
4
×
1
2
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