Consider the following:
1. Crystal structure
2. Relative size
3. Chemical affinity
4. Valency
Which of these factors govern relative solubility of two metals in each other in the solid state?
(a) 1, 2 and 3 only (b) 2, 3 and 4 only
(c) 1, 2 and 4 only (d) 1, 2, 3 and 4