Buenas tardes me pueden ayudar -contesta las siguientes preguntas​

The belmont principle of beneficence requires that: a. subjects derive individual benefit from study participation.b. potential benefits justify the risks of harm.c. the study makes a significant contribution to generalizable knowledge.d. risks are managed so that they are no > minimal.

What was the goal of congress when it passed the sherman antitrust act to break up corporate trusts? a. to remove government regulation from businesses b. to return private competition to the marketplace c. to lower taxes on small and medium businesses d. to prevent politicians from investing in businesses e. to increase laissez-faire ideals in the marketplace

What strategies did the writers/producers use to differentiate between tonto and the characters if the dominant culture?