Which invention made skyscraper possible?
1.Steel
2.Brick
3.Air lift
4.Elevator

frederick the great and the war of austrian succession. frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. he also declared himself king of bohemia, and maria theresa sent troops to retake bohemia. in august he led 80,000 of these men across the frontier into bohemia, his

1. where does the energy of a nuclear power plant come from?

d) political bosses should not hold office