The three congressional powers are:
<span>Expressed powers, which are directly written in constitution
</span><span>Implied powers, which are not directly written in constituion but lies within the scope of influence and
</span>Inherited Powers, which is held by all governments.
These powers is placed in the hand of the Congress in order to create a balance of power between the Congress and the house.
The development of agriculture occur circa around 8000-6000 years ago. It was a time where many nomadc population begin to settle in a place, thus effectively starting the civilization as we know now. it was a huge shift for humanity and it was probably one of the most important, if not <em>the</em> most important achievement in human history.
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It was quickly accepted as the preferred food source by people living in settlements because it could be planned and organized, thus helping people reaching a balance easily and preventing them from being dependent from the results of hunt and gathering. it was a safe and sicure way to assure food for everyone.