A) the equator
B) international date line
C) prime meridian

A) South America
B) Europe
C) Australia

A) Southern
B) Pacific
C) Indian

A) pull factor
B) immigration
C) push factor

A) immigrant
B) tourist
C) refugee

A) internal migration
B) famine
C) poverty

A) population would decline
B) it would not be affected
C) population would grow

A) history
B) natural barrier
C) language

A) belief in one God
B) belief in many gods
C) the belief that there is not god

A) a local form of a language
B) moving from one nation to another
C) process of spreading ideas, languages, and customs