The triple point of `CO_(2)` occurs at `5.1` atm and `-56^(@)C`. Its critical temperature is `31^(@)C`. Solid `CO_(2)` is more dense than liquid `CO_(2)`. Under which combination of pressure and temperature is liquid `CO_(2)` stable at equilibrium?
A. 10 atm and `-25^(@)C`
B. `5.1` atm and `-25^(@)C`
C. 10 atm `33^(@)C`
D. `5.1` atm and `-100^(@)C`