The sun because it provides us energy
Answer:
hi
Explanation:
sorry if i don't help you but i just want points to ask my questions
Answer:
The blank would be River
Explanation:
"River deltas are important in human civilization, as they are major agricultural production centers and population centers. They can provide coastline defense and can impact drinking water supply. They are also ecologically important, with different species' assemblages depending on their landscape position."
Hope this helps
Answer:
The current world population is 7.8 billion as of January 2020.
