Beginning in the eighth century B.C., Ancient Rome grew from a small town on central Italy's Tiber River into an empire that at its peak encompassed most of continental Europe, Britain, much of western Asia, northern Africa and the Mediterranean islands.
Answer:
A shift in the demand curve is when a determinant of demand other than price changes. Therefore that tells you all determinants of demand other than price must stay the same.
Explanation:
Direct solar power and coal oil produce are some of the best energy producers on Earth
The second one is correct I believe
