Why did people long ago form communities

Which of the following might cause the inflation rate to spike up sharply? the purchasing power of the average consumer decreases due to a sluggish economy. plentiful rainfall and moderate temperatures result in good harvests of wheat and soybeans. the items in the cpi market basket change to account for changing consumer buying habits. prices on world oil markets rise steeply due to war in the middle east.

Which choice best describes the general trend for the countries shown, for the period 2008 - 2010?

Americans often refer to a country that is not the united states as a