Which of these statements is not true?
a. "ethnicity is based on actual, perceived, and assumed cultural similarities among members of the same ethnic group."
b. "people may change the amount of importance they place on ethnicity due to political or individual life changes."
c. "ethnic distinctions can be based on language and geography."
d. "unlike race, ethnicity derives from biological differences among human groups."
e. "ethnic distinctions can be based on religion, kinship, history, and race."

Donald was arrested for murdering an acquaintance. at the trial, donald takes the stand and testifies that he and the victim knew each other. he admits that they would drink and use drugs together. one night while partying, donald explains in his testimony, an argument got out of hand during a card game. donald explains that the victim accused him of cheating and pulled out a knife on him and started swinging it in the air. donald said that he had no choice but to pull out his gun and shoot the victim. the jury convicted donald of manslaughter. who would argue that donald weighed the potential costs and benefits of shooting the victim and decided to pull the trigger as a result of free will? a. a rational choice theorist b. a critical criminologist c. a conflict theorist d. a positivist