This is trick because technically all but C are correct. If you can only choose one answer I would go with D.
Answer:
A. Pregnant women, prisoners, children
Explanation:
The groups that are protected in the federal regulations (45 CFR 46), specifically in Subparts B, C, and D with additional protections are <em>pregnant women, prisoners, children. </em>In Federal Regulations, Protection of Human Subjects involved in research. Pregnant women and fetuses, prisoners and children.
Children obtain vocabulary so proficiently and precisely that some theorists be certain of that they are essentially biased to encourage word meanings by means of certain principles such as mutual exceptionable and syntactic bootstrapping. The behaviorist, nativity and interactionist viewpoints on language improvement in early childhood.
If Congress stretched their powers too far, it is likely that the Supreme Court would step in after a lawsuit and rule that Congress was acting outside the scope provided for it in the Constitution.
