For a temperature height difference in °C/km. Select one: a. -10 °C/km b. -5 °C/km C. c. O d. change AT of -20 °C across a Az of 4 km find

the lapse rate O e. e. O f. -0.2 °C/km 5 °C/km 0.2 °C/km 10 °C/km