Answer:
D. between its two largest cities
Explanation:
The capitol of Australia, Canberra, is located between Australia's largest cities Melbourne (northwest) and Sydney (southwest).
England I believe. A British Lord worked as intermediate between Argentina and Brazil to fix the dispute over the territory where now Uruguay is.
A volcano with an empty magma chamber would be called a caldera
Explanation: During certain types of explosive eruptions, a volcano's magma chamber may empty enough for an area above it to subside, forming a type of larger depression known as a caldera.
The answer is steamboats! The first steamboat came year 1807 and was invented by John Fitch:)
