On which of the following tasks would the presence of others be MOST likely to lead to improved performance? a. reciting the months of the year in alphabetical order
b. learning foreign language words
c. counting backward from 10 to 1
d. learning nonsense syllables

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