How Are the Beneficial Consequences of Research Related to the Ethical

How are the beneficial consequences of research related to the ethical principle of justice?

A) The ethical principle of justice states that every participant should have access to the benefits of the research, not only those participants in that experimental group.
B) The ethical principle of justice states that the researcher must be honest with each participant and therefore tell them whether or not the consequence of the research will be beneficial to them.
C) The ethical principle of justice states that the researcher must do no harm, so every study that goes forward must have beneficial outcomes for all participants.
D) The ethical principle of justice states that the researcher must allow for the participants to have full autonomy of which group they are placed.