An experiment involves exposing people to live viruses. how can this experiment demonstrate a link between stress and impaired immune function? a. stress makes a person more likely to believe they are sick, so people with high stress levels should be more likely to report getting sick b. stress makes a person less likely to volunteer for a psychological study, so the people involved in the study should be less likely to get sick c. stress strengthens the immune system, so people with high stress levels should be less likely to get sick d. stress weakens the immune system, so people with high stress levels should be more likely to get sick

Where are the following questions

question 1

the reasons for the global discontent in the early 1900s were the following:

desire for independence   was the main fight of many territories which were still under the control of colonial powers. dissatisfaction with peace terms of wwi . the best example is the case of germany, that was forced by the peace treaties to pay very expensive war reparations to the winners of wwi. some time later, german leaders broke relations and stopped recognizing the authority of those who imposed sanctions on their country, counting with the support of the population that was suffering the important economic consequences of the payment of reparations. overproduction of consumer goods which led to hyperinflation scenarios and very week currencies and economies.

question 2

the reasons for the great depression were the following, and these led to wall street crash in october 1929 and caused the subsequent great recession period.

high personal debt, that ended up with many bankrupt investors. falling stock price as everybody was getting rid of the stocks, many because they could not meet the amounts of money required by the margins that backed their investments.

question 3

italy: led by the fascists and benito mussolini   and promised to restore the greatness of the roman empire. germany: led by adolph hitler and the nazi party and conducted anti-jewish riots in austriajapan: was controlled by aggressive military leaders and invaded countries for their resources

2.

C; skin, is the answer!