Which of the following is a scientific question about the planet Jupiter?
A. Why was Jupiter named after a Roman god?
O B. Why is Jupiter a fascinating planet to observe?
C. How often is Jupiter visible in the nighttime sky?
D. Does the big red spot on Jupiter look like a giant eye?
SHRMIT
All of the other options fall under either history or subjective opinion, and C is the only one which refers the actual properties of the planet itself.