Which of the following best describes Thomas Edison?

Edison improved on Samuel Morse's invention.

Edison was responsible for over a thousand patents.

Edison created the first set of interchangeable parts.

Edison invented the telegraph and the telephone.

Which is one reason many african nations have not prospered after gaining independence from european colonial powers? a. colonial powers sent their weakest economic advisors to the new countries, and their recommendations were flawed. b. independence left them with weak economies, and many countries have been unable to overcome or recover from these burdens. c. the desert region of the interior is inhospitable to foreign investors, and business interests focused on the coastal mediterranean cities. d. the money endowed upon independence is still tied up in the bank of england, which is hesitant to make loans to struggling nations.

This map is depicting the 16th century route of what explorer

What new deal programs would have had the largest impact on rural electrification during the 1930s?