Acohort is a group of people that have shared a particular time or time span together

a. true
b. false

The correct answer is - B. false.

Cohort is a term that represents a group of people that share similar characteristics, be it physical or psychological. The term has its origin from the Roman legions, where a cohort was a military unit, comprising six centuries, equal to one tenth of a legion. All of the soldiers in a cohort were carefully picked and all of them had similar characteristics. The term continued to exist and spread around, with its meaning becoming wider as the time passed by. Nowadays, cohort refers to any group of people that share similar characteristics.

The correct answer is A) true.

It is true that a cohort is a group of people that have shared a particular time or time-span together.

This concept of "cohort" has been applied by researchers to define a population and study some factors. For instance, a generation in College. The group of people that started college as Freshmen until they graduate as seniors. They lived four years together, in similar facilities, classrooms, and activities. So this helps researchers to get some interest conclusions on how people live and behave.

to reform the distraught soviet union, the democratization of the communist party was promoted through party secretary mikhail gorbachev's policies of “perestroika” and “glasnost.” perestroika refers to the reconstruction of the political and economic system established by the communist party.

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.