In a Two-Component Alloy the More Abundant Metal Can Be

Multiple Choice

In a two-component alloy the more abundant metal can be thought of as the solvent while the less abundant metal can be thought of as the solute. Which of the following would not change the position of atoms in the solvent's unit cell?
I.a solute with the same atomic radius as the solvent
II.a solute that was sufficiently small to fit into holes in the solvent's unit cell
III.a solvent that was sufficiently small to fit into holes in the solute's unit cell

A) I only
B) II only
C) III only
D) I or II
E) I, II, or III