The working class in Washington sought better working conditions by creating a socialist party that protected them.

paying politicians sympathetic to their cause.

joining armed militias to fight for their rights.

organizing into unions that lobbied for them.

organizing into unions that lobbied for them.

Explanation:

Citizens cannot directly vote for the legislations United States.

Lobbying is a legal action that every citizens in United States can do in order to influence the legislations made by the government.

Through lobbying Workers could joined up together in a Union and dedicated themselves to provide support for a certain government representative during an election through activism or direct funding. In return, that government representative has to work to pass a legislation that will be beneficial for the workers as soon as he/she took power in the office.

answer is b.shrapnel

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.