Reading passages

164- The author explains that .................. . 
A) among the homeless, it was children who were most seriously affected 
B) sanitary conditions in concentration camps were terrible 
C) owing to malnutrition, there was an unprecedented outbreak of tuberculosis among the fighting 
men 
D) during the Second World War, civilians were not affected by infectious diseases as much as it 
might have been expected 
E) due to the efficiency of health precautions, all the infectious diseases had only a marginal effect 
165- The experience of the Second World War........... . 
A) showed how inhuman were the conditions in the concentration camps 

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B) proved valuable as regards the control of diseases 
C) encouraged industrialised countries to provide housing for the homeless 
D) has inspired many countries of Western Europe with the idea of a lasting peace. 
E) has contributed to the rapid industrialisation of the western world 
As technological developments have altered production techniques, types of mechanical equipment 
and varieties of outputs, society has begun to recognise that economic progress involves not only 
changes in machinery but also in man - not only expenditures on equipment but also in people. 
Investment in people makes it possible to take advantage of technical progress as well as to continue 
that progress. Improvements in health make investment in education more rewarding by extending 
life expectancy. Investment in education expands and extends knowledge, leading to advances which 
raise productivity and improve health. 
166- According to the author, investment in education ............... . 
A) has a direct impact on production techniques 
B) as little significance for economic progress 
C) is far more important than investment in health 
C) has led to certain specific technological changes 
E) will contribute positively to human progress