"c. ecotourism" is one way that economies in southern and eastern Africa are overcoming economic challenges, since more and more people want to experience the sights and activities in these regions for less money.
In the 1800s , both old and new immigrants to the untied states faced hostility because of : Differences of culture and language
Back then , the immigrants somehow seen as a threat and they basically couldn't explain/defend themselves because of the cultural barrier
hope this helps
The answer is Authoritarianism
Changes in voting qualifications and participation, the election of Andrew Jackson, and the formation of the Democratic Party—due largely to the organizational skills of Martin Van Buren—all contributed to making the election of 1828 and Jackson's presidency a watershed in the evolution of the American political system