Answer:
In September 1976, after Chairman Mao Zedong's death, the People's Republic of China was left with no central authority figure, either symbolically or administratively. The Gang of Four was dismantled, but new Chairman Hua Guofeng continued to persist on Mao-era policies.
Explanation:
Isolationism. This meant limited influence and actions in an international scale.
Johannes Gutenburg is the answer you're looking for.
Answer:it’s b. Edwards Plateau
Explanation: