Why was it difficult for non-Jewish civilians to help, hide, or protect their Jewish neighbors?

It was difficult because the Nazi Leader Adolph Hitler warned the Non-Jews against rescuing the Jews in his communique which is shown below:

This is a categorical warning to the non-Jewish population against Providing shelter to Jews, Supplying them with Food, Selling them Foodstuffs. He further stressed that a violation of the laid down rules was punishable by death which made the non-Jews afraid to do so.

the correct answer is d. the monetary reserve is a set of funds represented in currency, money or similar, saved as a forecast of possible needs or for legal reasons.

the increase or decrease in the monetary base influences in the increase or decrease of the inflation rate. therefore, the excess of monetary reserve will cause the reduction of inflation.

du boi was considered a radical because he wanted the immediate end for segregation. the biggest different between him and booker t. washington is that, even though washington believed that segregation should be considered illegal, he did not believe at all that a law was needed to keep blacks away from whites and that this would be something natural (to have the races apart) for a long time until society adjusted, while du boi believe that agitation was the only way to end segregation.