Determine the sample size the research respondents. taht selected 142 out of 1975 ,a mathematical formula for the purpose of determining the sample size. n =z²σ² E²

answer; /// i do believe that the correct answer is (d) majority vote as an approval requirement;

answer; /// i believe its (slavery) to be the correct check luck.

dude you should crop your image so only the question shows. but   can you explain it better

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.