Help me please =^= Which of the following is not a part of Dalton’s atomic theory?

Select one:
a. All elements are composed of atoms
b. Atoms of the same element are alike
c. Atoms are always in motion
d. Atoms that combine do so in simple whole-number ratios
e. None of these

l think that the answer is (a), hope this helps. please can you mark me the brainest .

A. all elements are composed of atoms

Explanation:

a theory of chemical combination, first stated by John Dalton in 1803. It involves the following postulates: (1) Elements consist of indivisible small particles (atoms). (2) All atoms of the same element are identical; different elements have different types of atom. (3) Atoms can neither be created nor destroyed.