Which of the following activities are examples of data gathering?
Check all that apply.

A. Rejecting Extreme Data

B. Transferring the weather data to a computer application

C. Summing the number of days with precipitation, summing the number of sunny days, and summing the number of cloudy days without precipitation.

D. Running a weather station.

E. Drawing a pie chart to show the percentage of sunny days, rainy days, and cloudy days without precipitation