<span>John D. Rockefeller did everything by his own. Vertical integrations means that he employed his own workers, then he constructed barrels to store oil and rent wagons and horses to transport that barrels. So it's called vertical integration. </span>
Answer:
D, 4
Explanation:
Japan is assembled from four main islands.
Such as:-
<u>Hokkaido, Honshu, Shikoku, and Kyushu</u>.
<span> In the last quarter of the 19th century, all four items were sources of energy. Kerosene was commonly used for lighting, electricity was beginning to replace gas lighting and steam was used to power boats, trains, and certain kinds of industrial machinery. Gasoline was the primary fuel of the automobile, or "horseless carriage," which appeared in the 1890's. Of these four, however, steam was introduce the earliest. The concept of the steam engine goes back to ancient times. However, the steam engine was really introduced as a common source of energy early in the 18th Century. So while kerosene, gasoline, and electricity as an energy source were all developments of the 19th century, Steam power is at least a century (and maybe more) older. </span>
The answer Is C. Thomas Jefferson
Caesar was one of the most successful generals in roman empire the senates Cato and Pompey were scared of his popularity and feared he would take power. the senates then named him a traitor when he was with the army outside Italy there was a civil war between him and Pompey which Caesar won and became a dictator.
