Reciprocal altruism is likely to flourish in situations a. where the individual being helped is likely to return the favor in the future. b. of extreme stress. c. where the reward is more emotional than physical. d. that have a high cost-benefit ratio.

Karl marx spent much of his life attempting to describe and understand how capitalism works. in one particularly vivid passage, he described in this way the turbulence he saw as inherent in capitalism: “all that is solid melts into air, all that is holy is profaned, and man is at last compelled to face with sober senses his real condition of life and his relations with his kind.” what sort of relationships did he think his readers had with other people? a. relationships based on social bonds and solidarity b. cultural relationships c. economic relationships d. relationships of community and religion

New communication technologies, improved transportation, and advanced military weapons made it possible for countries to speed up acquiring territory. rule large amounts of territory. fight off competition from opposing nations. expand their economies, which aided in conguest.

Karin bought illegal firearms at a gun show. at her trial, she alleged that she had committed this crime because her boyfriend had threatened to harm her and her two daughters if she did not. her lawyer asked the judge to instruct the jury that the prosecution had an obligation to prove beyond a reasonable doubt that karin had acted freely. instead, the judge told the jury that karin had the burden of proving duress by a preponderance of the evidence. who is correct?