WAEC Geography 2003 Question 13

Study the climatic data for station X: Month J F M A M J J A S O N D; Rainfall (mm) 50, 70, 130, 170, 200, 300, 350, 300, 350, 250, 200, 150; Temperature (°C) 21, 20, 22, 20, 20, 20, 20, 20, 21, 22, 22, 22. What is the annual temperature range for station X?

1. A.2°C
2. B.3°C
3. C.4°C
4. D.5°C.