Ms. Cleary investigates the relationship between air pressure and weather. On Monday, she observes that the air pressure is low, and it is stormy outside. Which of the following explains why Ms. Cleary should continue collecting the same type of data for one month?
A. It will increase the reliability of the results.
B. It will decrease the accuracy of the results.
C. It will control the variables in her investigation.
D. It will change the hypothesis of her investigation.