How did thomas edison's innovations in electricity  most  significantly affect people?   a. they encouraged urban factories to increase wages.  b. they sped up the refinement of oil, iron, and other resources.  c. they changed the environments in which people lived and worked.  d. they made travel less expensive by lowering railroads' operating costs.

What effect did john hay’s open door policy letters have on the imperial powers of britain, france, germany, russia, and japan? a. it provoked the imperial powers to declare war on the united states. b. it caused the imperial powers to restrict trade in their trade with china. c. it warned the imperial powers that the united states would soon declare war on china. d. it signaled to those powers that the united states would take a larger role in world affairs than before.

2. what was the dred scott decision about? what do we learn from this supreme court case?

Concordtv: did the media show any bias while covering the concord city election? explain your response.