Zheng He traveled as far as C) Africa.
Answer:
Thr cild war got it's name because both sides were afraid of fighting each other directly. On a "hot war" nuclear weapons might destroy everything. So, instead, both sides fought each other indirectly
The Southern states were not ready for a republican president. Especially one who raised some serious questions.
Also prior to his election the southern states had already threatened to secede.
Hope this helps.
B sure of of it treaty of Versailles
Signed after ww1