Why did many states create two house legislatures

A bicameral legislature provided the perfect opportunity for compromise, in fact, for "The Great Compromise." Small states got their equal representation in the Senate, large states got their proportional representation in the House, and everyone went home happy

early settlements on the subcontinent. both the indus and the ganges rivers carried rich silt from the mountains to the plains. when the rivers flooded, the silt spread over the plains and made the soil in the river valleys fertile for farming.

answer; i believe the correct answer is prefrontal cortex;