Why was the invention of the elevator significant? A. It was the first time steel cables were used in construction.

B. It was Thomas Edison's most important invention.

C. It allowed for buildings to be built taller because people would not need to climb flights of stairs.

D. It led to Andrew Carnegie building a steel empire.

How do committees and subcommittees keep the legislative process running smoothly?

What clause(s) expanded the power of the executive branch, especially relating to foreign policy?

What was a major component of reaganomics? 1. the belief that tax cuts to the wealthy would trickle down to the less fortunate. 2.the belief that providing tax cuts to lower-socioeconomic americans would boost the economy. 3.the belief that boosting home ownership would lead to americans having an investment in the economy. 4.the belief that correcting the business cycle would boost output and reduce unemployment.