20 ! how has the population in ghana changed from how it was thousands of years ago? it decreased because the ancient africans used up northern africa's resources. it decreased because less rainfall caused northern africa to become a desert. it increased because farming methods improved and irrigation was introduced. it increased because the diseases that killed early africans became treatable.

Why were chinese american immigrants frequently detained when trying to immigrate through angel island? the rules for immigration were stricter at this checkpoint due to health issues that were prevalent among asian populations at this time. the location of the island was difficult to reach, and ships to the mainland were often prevented from sailing more than once a week. immigration agents were notorious for asking immigrants confusing questions as a means of denying them entry. low wages caused a shortage of immigration officials, so many immigrants had to wait weeks or months before their applications were processed.

Which statement best explains how the narrator interacts with the setting? a.the setting makes him lose hope b. the setting makes him envious c. the setting makes him feel angry d. the setting makes him gain confidence the answer is a

What are two things china and canada have in common