Answer:
An atom can join with other kinds of atoms. is the correct answer.
Step-by-step explanation:
John Dalton proposed the atomic theory, advanced physical science was based on this theory.
The atom may be connected with different atoms, related or another, to form a molecule.
Dalton's atomic theory stated that all matter was made of atoms.
new characteristic that John Dalton add to the model of the atom is (An atom can join with other kinds of atoms) J