What is meant by the phrase "informed consent"?

A) Participants must be given as much information as possible about the experimental task prior to the onset of the experiment.
B) Participants must be apprised of any risk prior to the onset of the experiment.
C) The participants must be informed that they can leave or quit the experiment at any time.
D) All of the above.

Informed Consent

The process of getting permission before conducting a healthcare intervention on a person, with the individual having adequate knowledge of the risks, benefits, and alternatives.

Experimental Task

A task designed and used within a controlled experiment to investigate hypotheses or measure outcomes.

Risk

The possibility of loss, injury, or other adverse or unwelcome circumstance; a chance or situation involving such a possibility.