If an Experimental Procedure Involves Deception Then What Are the Ethical

If an experimental procedure involves deception then what are the ethical obligations of the experimenter toward the participants?

A) Deception is never permissible in a study and therefore such an experiment could not actually take place.
B) Participants need to both be debriefed and compensated for not being informed ahead of time of the true nature of the study.
C) That participants be debriefed following the procedure as to the actual purpose and rationale of the study.
D) That participants are compensated for their participation as they did not actually give informed consent.