Answer:
Both the statements are correct about the concept of 'per capita income'. It means same even if it is calculated at the NDP, GNP and NNP levels. It is just an average and hardly says anythings about the real level incomes of the individuals.
When the Nazi's fled and the Russians (I believe) invaded was a huge turning point giving jews and all others captured, hope and freedom.
The first transcontinental railroad was largely built by Irish and Chinese immigrants. The correct option among all the options that are given in the question is the first option or option "a". Approximately two thirds of the workers were Chinese immigrants. I hope it helps you.