It's B. East Germany formed an alliance with the Soviet Union
The Cold War began Around 1945 After the other Countries occupied Germany after their loss in world war 2. The soviet union occupied the Eastern Germany, meanwhile The west Germany somehow being backed by the US
An agreement between two parties that benefits them both is called a contract.
I hope this helps you and have a great day!! :)
A is the answer I believe
<span>The US allied itself with Taiwan. Russia allied itself with communist mainland
</span>
