Following detailing, which is not for Hybrid Masonry-concrete Buildings. ( ) A: Shear wall at bottom should be confined with frame columns and beam which have minimum dimension requirements B: Grade of concrete for frame-column and seismic shear wall and breastsummer should be not less than C30 C: Masonry walls and RC columns in the bottom should keep in axial alignment D: Looser regulation for construction column or core columns in transition storey