Population is the correct answer.
Answer:
Nativists viewed immigrants as a cultural and economic threat- This is due to the fact that many immigrants were willing to work for lower wages than American citizens.
Nativists didn't believe immigrants could adopt US cultures and values. - Many Americans feared that the nice communities developing in cities like New York would only continue to feed these immigrants "refusal" to adapt American ideas.
Nativists pressued politicians to limit immigration- The nativists were successful in this, as the federal government passed the Immigration Act of 1924 which limited immigration.
Explanation:
Scientists use radiocarbon dating to estimate the age of artifacts
Karl Marx was an influential German thinker and revolutionary who pioneered the idea of Communism. Communism is a social, political, economical, and philosophical idea which has the absence of social classes, money, and the state in the society. Communist societies has two social class: the working class and the capitalist class.