The correct option is this: INDICATORS MEASURE STANDARD OF LIVING.
The standard of living of people in a particular country refer to the amount of wealth or comfort ability that is available to them. The indicators of standard of living are those factors that are used to measure the standard of living of a particular country. The principal indicator that is used in economics to measure the standard of living is real GDP per capita. GDP stands for the Gross Domestic Product of a country.
The correct answer should be African-Americans
They were segregated and had hard times finding jobs and when they did manage to get them, it was mostly low-skilled low-paying physical jobs like carrying bags of cement or loading ships in the docks. When the great depression came, they lost even this because white workers were prepared to do even those jobs so they lost even the little wage that they had.
Modern weapons would be considered the aspect of the war that causes the largest amount of casualties. The world feared that a Cold War would eventually trig ger another world war wherein the progressive production of nuclear bombs between the superpowers of the United States and Soviet union would lead to huge casualties across the globe.