To ensure that researchers are conducting a study according to irb requirements, irbs could:

IRBs could observe the consent process of research procedure.

Explanation:

The IRB is the Institutional Review Board and it has certain requirements and criteria for research. It needs to review and approve a study if:

In this case, in order to make sure that researchers are conducting a study according to the IRB requirements, it would be possible to observe the consent process being carried out during the research procedure to ensure it's safe for the subjects and that their privacy is secure.

the answer is

a) revise existing treaties

b) do away with political alliances

c) prevent the spread of communism

d) bring an end to european colonization

the main goal of the southeast asia treaty organization was to prevent the spread of communism in southeast asia.