A set of transformations involving sulfur is shown. $\text{S(s)} \xrightarrow{\text{change 1}} \text{S(l)} \xrightarrow{\text{change 2}} \text{SO}_2\text{(g)}$ Which row gives the correct description of the changes?
- Achange 1 chemical, change 2 chemical
- Bchange 1 chemical, change 2 physical
- Cchange 1 physical, change 2 chemical
- Dchange 1 physical, change 2 physical