Why do most democracies give power to representatives rather than directly to citizens?

Abird conservation society has a database of every bird spotted by members in the past year. to make this data part of a gis would require tying each sighting to

:) during the cold war, people were afraid of communists, both outside and inside the united states. the red scare and mccarthyism that grew out of these fears were damaging to the american way of life. during the mccarthy years, many of the freedoms guaranteed in the bill of rights were limited. write a paragraph explaining what lessons can be learned from the mccarthy era about what u.s. citizens need to protect in order to preserve the democratic political system and the american way of life.

Which of the follow modern activities would only have been possible after the neolithic revolution