Which of the Following Postulates from Dalton's Atomic Theory Is

Which of the following postulates from Dalton's atomic theory is incorrectly stated?

A) The atoms in a given sample of an element are identical.
B) Matter consists of tiny particles called atoms.
C) In chemical reactions, atoms merely rearrange and do not disintegrate.
D) In a given chemical compound, the atoms can be present in various numerical ratios.
E) The atoms of different elements differ in mass and other properties.