PLS HELP. Describe 3 checks on the power of congress, and the history of when those checks were used.

Which of the following studies is linked most directly to the establishment of the national research act in 1974 and ultimately to the belmont report and federal regulations for human subject protection? a. the public health service tuskegee study of untreated syphilis in the negro male.b. stanford prison experiment (zimbardo).c. tearoom trade study (humphreys).d. the harvard t3 study.

12 there are four phases of self-regulation: forethought, performance, self-reflection, and punishment. select the best answer from the choices provided ot of

During the period from 1865 to 1898 how did the political/economic elite contain the demands of farmers and laborers for economic justice