A soloist can display his virtuosity to the fullest during the Cadenza
When I scientist is setting up a control group they should get a product alike but really shouldn’t do anything. The control group is the group that stays the same so the scientist can see what changed. So for example: if u r testing that is a dog gets more pets they will be happier. So the control group would be the dogs that have gotten the amount of pets they had before, and the other group would be the group that got MORE pets. I hope this answers ur question
Answer:
The primary cause for the collapse of the Zhou dynasty was the implementation of the fengjian system, where the royal family would strengthen their authority over the other states by installing relatives as lords in the regions.
The Zhou system was unstable, having to deal with chronic warfare between the various substrates and outsiders. Over the centuries, larger substates conquered smaller ones. The worst warfare occurred during the Era of the Warring States, beginning around 500 C.E. Local dukes ignored the Zhou king and fought among themselves for supremacy. The last of the Zhou states were eventually conquered by the Qin in 221 C.E.
Under a federal system of government, powers are equally distributed between a central government and local governments.
Answer: a central government and local governments