According to the Ethical Guidelines for Research Outlined in the Text,which

According to the ethical guidelines for research outlined in the text,which of the following best describes how children can participate in research?

A) without the consent of the parent or other adult in charge if the child agrees to participate
B) without the consent of the parent or other adult in charge if the child is informed of all features of the research
C) with the child's consent, as long as his or her name does not appear with his or her data
D) only with the informed consent of the parent or other adult in charge