Answer:
The correct answer will be option-D.
Step-by-step explanation:
The concept of atomic theory was given by John Dalton which stated that an atom is indestructible.
But with the evolution of techniques and technologies, new knowledge was being added to the model which lead to the formation of the modern atomic theory. The advancements in the technology will further add new knowledge which could change or modify the existing atomic theory.
Thus, option-D is the correct answer.