2. What would be the effect on the United States if this decision had not
validated the idea that the Supreme Court has the power to judge
whether acts of Congress are unconstitutional?

This would have made the Congress as the ultimate power in the democratic system.

Explanation:

It is dangerous for the legislature or the executive to not have a system of checks and balances which is maintained by the judiciary in the system of democracy.

This would have been meaningless if  the jury had no power to declare an act from the congress as unconstitutional. As it has this power, the legislature can be kept in check against compromising the constitution and getting away with it if it ever happens.

the correct statement is letter a.   according to the mandate of heaven, kings were considered godlike beings, so they could do as they .

the mandate of heaven is a chinese political and religious ideology used since ancient times to justify the rule of the king or emperor of china, that has been in place since the zhou until the dynasty system ended. it has been created to justify the zhou as the main power of the region. in order to keep harmony, the ruler has to make what he wants and what people want. he had to make good choices to satisfy the people and then they will be happy and keep you in power.

living during the great depression had a major affect on the mentality many people. a good portion of people who lived during that time do not trust banks. this is likely the result of the many widespread bank failures in the 30s that caused people to lose their life savings.