Answer:Many scholars believe that the collapse of the Indus Valley Civilization was caused by climate change. Some experts believe the drying of the Saraswati River, which began around 1900 BCE, was the main cause for climate change, while others conclude that a great flood struck the area.
Explanation:
Answer: B. Minerals in the soil can eventually be used for plant growth and production.
The soil productivity is greatly influenced by the minerals that is abundant in a specific area. For an instance, the land with high concentration of limestone is more fertile because of its higher ph.
I think it would be B; Reconnaissance
Answer:
Rome became the most powerful state in the world by the first century BCE through a combination of military power, political flexibility, economic expansion, and more than a bit of good luck. This expansion changed the Mediterranean world and also changed Rome itself.
Census
Like the 2020 census in the US