判断农田形式是否合理的依据是The basis for judging the reasonable form of farmland is
A.
与列为世界遗产的农田形式一致 consistent with the farmland form listed as a World Heritage
B.
与当地的等高线平行 parallels to the local contour lines
C.
利于大型机械耕作 good for large-scale mechanical farming
D.
利于当地人地和谐 conducive to local harmony