The united states, china, russia, france, and great britain are all in possession of nuclear weapons. which additional pair of countries is also believed to possess nuclear weapons?
iran and iraq

israel and egypt

india and pakistan

north and south korea

The service industry in the united states grew in the late 1800s. what was one effect of that growth? the number of people with jobs in factories as unskilled workers decreased. the number of people with jobs in factories as unskilled workers increased. the middle class grew as people took jobs as clerks, lawyers, and teachers. the middle class shrank as people left jobs as clerks, lawyers, and teachers.