The answer of your question
A child born in Los Angeles because:
• It lives in a big booming city packed with electricity using energy transportation in the car uses gas.
• Child will use more energy to use technology.
• Joined action will cause bigger ecological harm that will unavoidably pollute the water, air and soil and present other penalties.
Answer:
The postal clause gave the power to the congress To establish and manage Post Offices and post Roads. In order to give this power, the federal government has to provide the congress with proper funding.
In today's day and age, sending letters through post office is extremely inefficient. You can achieve the same result by using Email which cost you nothing and require much lesser effort.
As for delivery that contain physical goods, Delivery companies that is operated by the private sector tend to do it much more efficiently compared to the government. They can deliver the goods with a much faster time and less rate of damage goods.
Because of this, that Funding can be allocated to other government programs instead. (maybe to health care or public infrastructure)