Atoms and Nuclei

Four statements are given (A is the mass number): (A) The volume of a nucleus is proportional to A¹/³. (B) The volume of a nucleus is proportional to A. (C) The difference in mass between an atom and its nucleus is called the mass defect. (D) The difference in mass between a nucleus and its constituents is called the mass defect. Choose the correct answer from the options given below: