How do people in south asia adapt to the physical geographic?

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.

Explain what commentary austen is making about social conversation based on this excerpt. your answer should be at least 150 words.

Which organelle is marked with an x?