Position of the Moon Tilt of Earth on its axis Temperature of the Sun Distance to Mars
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which of these is the most responsible for the changes of the seasons on Earth?
Possibilities:
- Position of the Moon
- Tilt of Earth on its axis
- Temperature of the Sun
- Distance to Mars

Tilt of Earth on its axis