As the level of professionalism in a legislature increases, member probability of winning reelection rises

Researchers at the Tuskegee Institute violated ethical principles when they

a. served food containing radioactive substances to developmentally disabled children. b. withheld treatment for syphilis from black patients for decades . c. used chemicals to sterilize women involuntarily. d. withheld antipsychotic drugs from schizophrenic patients in a research project.

Proportional representation is a system

a. in which most of the seats in the legislature are distributed to the party that receives the majority of votes. b. in which seats in the legislature are distributed in proportion to the number of votes that a party receives. c. in which all parties participating in an election are guaranteed a certain number of seats. d. that tends to have only two major parties. e. that is inherently unfair because it hinders minor parties.