Which of these is a scientific question? O A. What clothing should I wear if it is 0°C outside?
O B. Why does water freeze at 0°C?
C. Why do scientists use kelvins instead of degrees Fahrenheit?
D. How do I convert 0°F to degrees Celsius?

please help, i’ll mark brainliest if you get it right! please please only answer if you know the answer though, don’t guess i’m taking a test and i can’t fail as it’s the last one before the quarter ends ( tomorrow ) id appreciate it!! thank youuu