1. A source of oxygen
2. Something to control temperature; we humans need a temperature that is neither too hot nor too cold.
3. Protection from sunlight
4. Water
5. Food
Please include the story of you are to ask such a question
Central argument is my answer because i just learned about this
Explanation:
when oligopolies usually collude they act as if they are one big firm thus trying to make bigger profits/ rising prices.
