They were able to vote in the 1960's.
I went over this but I am not sure so I am pretty sure that it is korea.
<u>Importance of satellite states during cold war:</u>
The Cold War was the struggle between "two world superpowers", the "USA and the USSR". It started in 1947 and lasted until the dissemination of the "Soviet Union on December 26, 1991".
The main goal for the creation of satellite states in Eastern Europe was the need for security. The Soviet Union was the only country in the world and it is believed that "Western countries" were bent on destroying it.These satellite states gave elasticity between themselves. They gained a huge territory for trading purpose. They have been enriched with power and theory strengthened communism.
I believe the answer is C, immunity because (immunity) means protection or exemption from somethings, especially an obligation or penalty. So the key word in the question is protection. I hope this helps and just stating I am NOT 100% sure.