Answer:
mountain chains, earthquakes, volcanoes.
The African continent isn't suffering from the environmental challenge "reforestation", since most of the continent hasn't suffered deforestation.
It focuses on the main foreign policy events, such as World War I, the Paris Peace Conference, the establishment of the League of Nations, the Munich Agreement, World War II, the Yalta Conference, the establishment of the United Nations, the Cold War, and the emergence of the European Union.
.......... therefore
<em>The</em><em> </em><em>answer</em><em> </em><em>is</em><em>:</em><em> </em>
B.
1.responsiveness to the environment
2.growth and change
3.ability to reproduce
4. Having a metabolism and breathing
5. Maintain homeostasis
6.being made of cells
7.passing traits onto offspring