tilting of Earth's axis rotation of Earth on its axis movement of Earth around the sun movement of the sun around Earth
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: What causes day and night on Earth?
Possibilities:
- tilting of Earth's axis
- rotation of Earth on its axis
- movement of Earth around the sun
- movement of the sun around Earth

rotation of Earth on its axis