Answer:
Tuskegee.
Explanation:
As the exercise describes, one of the most shameful violations of research ethics to date, nearly 400 African American men from Tuskegee (later called the Tuskegee syphilis experiment) were not informed that they had been diagnosed with syphilis and were not provided with available, effective treatments for this illness. The aim of this study was to observe and analyze how syphilis proceded when untreated. So, this men were told they were being treated for free.
Egyptians has to explore and make new decisions
The correct answer is Random
Explanation: A random sampling is a subset of individuals (the sample) selected entirely at random from a larger set (the population) by a process that ensures that: All individuals in the population are equally likely to be chosen for the sample
In the state of Rapid Eye Movement sleep (REM). REM is the deepest part of sleep in a persons sleep cycle.