The New Jersey Plan was a proposal for a unicameral legislature, with equal representation for each state. It was proposed by the smaller states, who feared that they would be dominated by the larger states in a bicameral legislature. The New Jersey Plan was rejected by the delegates at the Constitutional Convention for several reasons:
1. It did not address the issue of representation for the people. The New Jersey Plan would have given each state an equal vote, regardless of its population. This would have meant that the smaller states would have had a disproportionate amount of power, since they would have had the same number of votes as the larger states, even though they had a much smaller population.
2. It would have made it difficult to pass legislation. With each state having an equal vote, it would have been very difficult to pass legislation that was not supported by all of the states. This would have made it difficult for the federal government to function effectively.
3. It would have created a weak central government. The New Jersey Plan would have given the states too much power, and would have made it difficult for the federal government to exercise its authority. This would have made the United States a weak and ineffective country.
4. It was unfair to the larger states. The larger states would have had less representation in the legislature than the smaller states, even though they had a much larger population. This would have been unfair to the larger states, and would have made it difficult for them to protect their interests.
For these reasons, the New Jersey Plan was rejected by the delegates at the Constitutional Convention. Instead, they adopted the Virginia Plan, which called for a bicameral legislature, with representation based on population. This system of representation is still used today, and it has ensured that the United States is a strong and effective country.