There were four common stages of growth in the life of an empire. Which of the following indicates the adult phase:
A leader begins to conquer adjacent lands and absorb other smaller civilizations.
Leaders gather together to determine how they should expand.
Artisans are well-provided for and impact their culture.
Outside forces begin to pick off villages and land.

The price of oil and inflation are connected in a cause and effect relationship, that is, when the price of oil increases, inflation also increases in an economy. this is because, oil is a major input in the economy, that is, it is used for critical purposes such as fueling of vehicles for transportation, for running of industrial generators and machines, for heating homes, etc.for instance, if the price of oil increases in an economy, it will increase the cost of production for those using the oil in their production processes and they will automatically increase the cost of their products in order to offset the extra costs. this leads to general increase in the prices of products in the market and result in inflation.