How do you evaluate whether or not a psychological study is ethical?

When thinking of ethics, think of DRIPP;Deceit, were the participants deceived in the study? Was it necessary to do so? If yes, was a debrief included?Right to withdraw, were the participants made aware that they could, at any point, remove themselves from the procedure? Were they allowed to do so?Informed consent, did participants give verbal or written consent to participate? If it is a minor did their guardian provide verbal of written consent to their participation?Privacy, was the participants' privacy violated throughout the study? Was anonymity of the participants kept in the recordings and publication of the study?Protection from harm, were the participants protected from any form of physical or psychological harm throughout and after the study?