Harry uses a sling psychrometer to measure relative humidity near his school. The dry bulb temperature reads 58°F, and the wet bulb reads 45°F. At the same time, his cousin Roberta uses her sling psychrometer to measure the relative humidity near her house. The dry bulb temperature reads 58°F, and the wet bulb reads 50°F. What can you conclude from the values?

A. The relative humidity is higher at Harry’s school than at Roberta’s house.
B. The relative humidity is higher at Roberta’s house than at Harry’s school.
C. The relative humidity is the same at Harry’s school and Roberta’s house.
D. The relative humidity is 45% at Harry’s school and 50% at Roberta’s house.