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Why do countries create guidelines and laws on how a country is going to be run?

Which of the following statements about this graph is accurate? world grain production has increased in every year since 1950. the amount of grain grown between 1950 and 1980 decreased. world grain production has generally increased between 1950 and 2010. more grain was grown in 1950 than in any other year.

In order to maintain national security within its colonies in america, england constructed a series of forts along colonial boundaries for protection. true false