Which row shows methods used to test the purity of a compound?
- Amelting point ✓, boiling point ✓, chromatography ✓
- Bmelting point ✓, boiling point ✗, chromatography ✗
- Cmelting point ✓, boiling point ✓, chromatography ✗
- Dmelting point ✗, boiling point ✓, chromatography ✓