Luca read about droughts, in which the rainfall is significantly lower than average. He has noticed that it has not rained much in his area this month. How could he collect data to find out if his area is experiencing a drought? A. He could compare the rainfall to other cities. B. He could measure the standing water on the ground.
C. He could measure the rainfall every day for a month and compare those measurements to the average rainfall for that month.
D. He could measure the temperature each day for a month and compare those measurements to the average temperature for that month.