Question: on the standard mountain location a is 25c and has...

On the standard mountain, location A is 25°C and has an elevation of sea level (0 m), location B has an elevation of 8000 m, and location C has an elevation of 6000 m. The air at location A has an absolute humidity of 6.8 g/m³.

The temperature in Fahrenheit at location A is about 77°F. About how many degrees Fahrenheit warmer is the ESLT of location C compared to location A?