THIS USER ASKED 👇

9. the windchill index tells you a. the temperature of the water during winter. b. how wind speed affects heating needs for structures. c. the amount of moisture in the air. d. how wind and temperature affect your body in winter.

THIS IS THE BEST ANSWER 👇

The wind chill index tells you D. how wind and temperature affect your body in winter. Basically, it’s how you feel the cold weather on your skin no matter what the temperature really is. I hope this helped!