Which equation represents the addition problem shown below?

Two charts are given. 88 out of 100 squares are shaded in the 1st chart. 4 out of 10 bars are shaded in the 2nd chart.

A.
78
100
+
4
10
=
82
100
B.
82
100
+
3
10
=
1
18
100
C.
88
100
+
4
10
=
1
28
100
D.
88
100
+
4
10
=
1
32
100