A.3<=x<10 B.3<=xANDx<10 C.x>=3ORx<10 D.3<=xAND<10
A.12334” B.12334 C.157 D.123
A.x=y=z=1 B.x=1,y=1,z=1 C.x=1:y=1:z=1 D.xyz=1