The attack on the united states in september 11 2001
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:
I believe its a or d but it leans more towards d
The County unit system. See the link below that will take you to that.
Answer:
Its importance and value will be decreases.
Explanation:
If a civilization had to lose one of the traits, it has a great affect on civilization because the traits are very valuable to civilization, they are the key components of civilization, the civilization formed from these traits. If one trait is removed from civilization, the civilization will lose its importance and value. For example, religion is one of the trait of civilization, if it is removed from it so greatly affect the civilization and the value of that civilization decreases.