True or false. while the communist party promised to set up a classless society giving control to the lower ckass workers, in reality, the party stayed in power and controlling all property and economy

True, this has happened in every country that was proposed and promised a anti-capitalist, and classless society. Socialism which is the government before to reaching Communism always has the best and improving social ideas, but in practice it always fails because it can't economically sustain its own principles

the doctrine of nullification recommended that states living inside the union have the one-sided, inalienable ideal to void any law made by the national government that could be esteemed illegal.

the united states was shaped based on a general agreement among its individual states. hence, it is inferred that under the hypothesis of invalidation, since the states are the establishment of the union, they have the ability to referee and disprove unlawful laws.