The Articles of Confederation was enacted in 1781, the time when the whole country was under the loose confederation of states, where all states working like autonomous countries.
The federal government was composed of a single legislature, The Congress there was neither a president nor judicial branch. The central government, under the Articles, was proved to be too weak to impose their rules and regulations and therefore had no authority. Due to these issues, delegates created a new plan in 1787 convention, for a powerful federal government with three branches i.e executive, legislative and judicial followed by the system of checks and balances to assure that no single branch could exercise too much authority.
A. they are a source of calcium
I believe the answer is: Wisdom
Wisdom influences our ability to use the knowledge that we have in order to make a good judgment.
As we got older, our brain's function will deteriorate. But, older people tend to accumulate more experience compared to the younger ones. Those experiences will provide older people with knowledge that might not be known by younger people. They could use it as a core strength to make better judgments than younger people.
Either “exact moment” in a sentence