What was the core business that made standard oil a horizontally integrated monopoly?

Which of the following was a characteristic of government proposed by the new jersey plan? it denied congress the ability to levy taxes. it based representation on population rather than keeping states equal regardless of size. it denied congress the ability to regulate trade. it preserved an executive committee rather than adopting a singular president.

Which of the following was not part of roman empire a: syria c: anatolia b: greece d: russia h. e.l. p asap

What is the approximate area of a circle with a radius of 15 feet