What famous piece of writing talked about communism

Arelationship where each person relies on the other; a give and take relationship

In the years after world war ii, which of the following caused many people from asian and african countries to migrate to europe? a. the end of the soviet union b. new economic opportunities after colonialism ended c. the religious freedom found in europe d. new laws allowing greater numbers of immigrants into european countries

Calculate the iq of a 20 year old who has the mental age of 25