Answer:
political system, terrorist attacks, forced labour
Explanation:
Answer:
(in some cosmological theories) nonluminous material that is postulated to exist in space and that could take any of several forms including weakly interacting particles (cold dark matter) or high-energy randomly moving particles created soon after the Big Bang (hot dark matter).
Explanation:
They take notes and they read books that are primary secures
Answer:
It is considered as an <em>unanticipated problem.
</em>
<em></em>
Explanation:
An unanticipated problem occurs when an investigation arises in a situation that was not considered in advance by the investigator.
In this investigation, which is a study with drugs, the risks rise, and an unforeseen event arises. Therefore the investigator must modify the informed consent, and the subjects must reaffirm the same to continue in the study.
<em>I hope this information can help you.</em>