I just took a test in school today. What question was I asked?

Question I was asked: Which type of rock is formed when limestone is subjected to heat and pressure?

I just took a test in school today. What question was I asked?

Question I was asked: In an accurate diagram of the solar system, which object would be shown closest to Earth?

I just took a test in school today. What question was I asked?

Question I was asked:
Denise was driving east over a hill in the afternoon, shortly after a rain shower. Suddenly the sun broke through the clouds, and she saw a rainbow ahead of her. Which of the following made the rainbow possible?