What is the best meaning of “The proletarians have nothing to lose but their chains”? plz i need help

What does it mean to say that "service sector" jobs are predominant in europe's mixed economies today? a. that jobs where people work in factories predominate b. that jobs where people do something for others predominate c. that jobs where people work the land predominate d. that jobs in government predominate

Which option below best represents what is included in the calculation of the united states gross domestic product (gdp)? a. 1 b. 2 c. 3 d. 4

People with high cq motivation enjoy interacting with people from other cultures and are likely to deal with the stress of living in another culture. tend to negotiate more aggressively during negotiations. build cooperation by reciprocating information sharing during negotiations. are very good at leveraging the s& o model which they do by leveraging equivalent offers.