Who perfected the telegraph?

eli whitney
thomas edison
samuel morse
samuel slater

Which statement describes an important outcome of the congress of vienna? a. napoleon launched his final european military campaigns. b. european states had their borders clearly defined. c. jewish people were given equal right in germanic states d. the slave trade became increasingly important to european economies.

Brainliesttt !me : ) describe the conflict and changes in israel:

The current laws today protect the rights of people with disabilities.    a.  trueb.  false