Quais são os marcos de memoria do rio de janeiro?

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.

The northwest ordinance guaranteed three rights for the settlers of the northwest territory. what were they?

What industry was exempt from the child-labor laws passed in the factory act of 1833?