Basic Guidelines in Any Research Involving Human Subjects Include Which

Basic guidelines in any research involving human subjects include which of the following?

A) The researcher in charge must have a research-based doctoral degree.
B) The research must be approved by the federal government.
C) The subjects must not be told the true purpose of the research.
D) When possible subjects should be protected from mental or physical harm.
E) Subjects have the right to be informed about deception as soon as the study is over.