Igot this one wrong again and i tried everyone of them

Plz the 10 places that charles darwin stopped at to report his findings, and include dates?

The telegraph, the transatlantic telegraph cable, and the telephone were important to businesses after 1850 because of a. they created a system for developing new inventions. b. they filled a need that other inventions of the day could not. c. they attracted investors and created the stock market. d. they made picture-taking a popular american pastime.

Popular sovereignty is the principle that governmental authority is derived from the people. under this principle, government governs with the consent of the governed. explain this concept in your own words. is this principle important to you? why or why not?