What is an act of protest in which business is withheld or refused?

Strike action

Explanation:

Strike action is an act of protest in which business is withheld or refused. This is usually organized by the labor union of the job or sector. The protest equally helps to inform the organizations of a better working condition and also pay where necessary.

They ensure their demands are met or well negotiated before the strike action is called of.

that would be the steamboat because none of the other things are forms of transportation

i think 3 documents.

hope i

-lavira: )