which of the following most accurately describes how human societies
changed during the neolithic era?
a. people followed their food source from season to season or
region to region.
b. societies isolated themselves from others and avoided trading
valuable resources.
c. people began to specialize in jobs other than hunting or gathering.
d. human populations spread to almost all of earth's inhabitable
surfaces

:) 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.