单项选择题
The following pictures show a part of the chessboard. Which one can correctly show the way in which Sissa had the grains of wheat put on it（）
A.A
B.B
C.C
D.D
单项选择题
The following pictures show a part of the chessboard. Which one can correctly show the way in which Sissa had the grains of wheat put on it（）
A.A
B.B
C.C
D.D