because Earth is tilted on its axis because the Sun rotates on its axis because Earth revolves around the Sun because of the distance between the countries
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: India is in the Northern Hemisphere and Australia is in the Southern Hemisphere. In June, it is summer in India and winter in Australia. What is the main reason the seasons are opposite in the two countries?
Possibilities:
- because Earth is tilted on its axis
- because the Sun rotates on its axis
- because Earth revolves around the Sun
- because of the distance between the countries

because Earth is tilted on its axis