2. Why are there more members of the House of Representatives than of the Senate?

The larger a population is in a state, the more representatives you will have from the House of Representative. The amount of represenatives from the Senate is fixed at 2 per state.

To balance the interests of both the small and large states, the Framers of the Constitution divided the power of Congress between the two houses. Every state has an equal voice in the Senate, while representation in the House of Representatives is based on the size of each state's population.

b. ensure mutual protection from communism.

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to protest slavery i would think it would be a