Task: Question Understanding
Input (English): Question: What enabled Galileo in the 17th century to see the moons of Jupiter? (A) Jupiter came close to Earth during his lifetime. (B) He realized that all of the planets go around the Sun. (C) He invented advanced tools for looking at the sky. (D) Earlier scientists failed to take an interest in the sky.?
Output (English): enabled, Galileo, see, moons, Jupiter?