If a spouse was mentally or physically incapable of making a reasonable decision about the marriage, he or she was not able to give informed consent. (divorcesource.com)
However, when the decision is not clear, it is the responsibility of the project team to make a reasonable decision in selecting a rating system before registering their project. (usgbc.org)
Also, the court can consider the preference of the child, if the child is of a suitable age and capable of making reasonable decisions. (info.legalzoom.com)