Which of the Following Is Consistent with the Postulates from Dalton's

Which of the following is consistent with the postulates from Dalton's atomic theory?

A) The atoms in a given sample of an element are not necessarily identical.
B) Matter consists of tiny particles called ions.
C) In chemical reactions, atoms both rearrange and disintegrate in smaller subatomic particles.
D) The atoms of different elements can be identical in mass and other properties.
E) In a given chemical compound, the atoms are always present in the same fixed numerical ratio.