How did the kennedy administration know that the soviet union was putting ballistic missiles into cuba?

Aging populations can be a problem for developed countries because a) there are fewer younger workers coming into the workforce. b) most older workers demand top-level pay and full benefits. c) many older people are skilled in manufacturing, not technology. d) younger workers cannot find jobs when older people work longer.

What problem did the business leaders have with the roosevelt administration's policies? too much for tenant farmers not enough deficit spending too much deficit spending not enough for tenant farmers

Which describes a significant different between the north and the south in the year leading up to the civil war