B) Kelper: planetary orbits
Kelper had a similar theory of Copernicus
The mongols sheep-based economy was unstable because : A. Droughts and long winters sometimes ravaged the herds.
Which mean that the mongols wouldn't have enough supply of foods or trading products during the winter period, which make it really unstable. Hope this helps
Answer:
The first answer and the last one.
Explanation:
The Anti-Comintern<span> Pact was an </span>anti<span>-communist pact concluded between Nazi Germany and the Empire of Japan (later to be joined by other, mainly fascist, governments) on November 25, 1936 and was directed against the Third (Communist) International.</span>