Scientist study a volcano in the Philippines, predict when it will erupt, and evacuate all the nearby islands in time.

answer; can each be concretely realized in different ways;

male citizens in athens could vote on all the decisions that affected the city and serve on juries. however, democracy was not open to everyone. citizen women and children were not allowed to vote. slaves and foreigners living in athens (known as metics) were banned from participating in government.

answer; financial accounting;