Describe the major events of the second industrial revolution

The Second Industrial Revolution is the period in time between 1870 and 1914; this time period is also known as the Technological Revolution.  where different advancement in manufacturing were made along with improvements to technology production. The fields that were the most impacted were electricity, petroleum and steel. A basic timeline is:
-1876 telephone was invented by Alexander Graham Bell
-1879 light bulb was perfected by Thomas Edison and Joseph Swan
-1879 first electricity operated railroad was established in Berlin, Germany
-1880 electric streetcars started to replace old fashion (horse powered) carriages in some European cities. 
-1886 first car was patented by Karl Benz
-1888 first commercial car was sold to the public which was the same model that Karl Benz had patented two year earlier. Additionally, Gottblieb Daimler created the lightweight car engine
-1901 Radio waves were sent across the Atlantic Ocean for the first time by Guglielmo Marconi
-1902 to 1927 the Model T car was sold to the average working American affordably due to the assembly line perfectioning that happened during this time frame. 

Ibelieve the answer is c