A、An assisted suicide organization. B、A travel agency. C、A hospital. D、A police station. A题目问的是Dignitas是什么。新闻中提到，Dignitas是一个在瑞士的

Police in Switzerland have confirmed that a terminally ill British woman who went to the country for an assisted suicide has died. The woman won a court ruling in Britain on Tuesday enabling her husband of 45 years to help her travel. Aiding suicide is against the law in Britain, but it is allowed in Switzerland. I.F. reports from the Swiss capital Bern. Police in Zurich would not provide personal details of the woman who died, but they did confirm that she was British and she died after seeking help from Switzerland’s assisted suicide organization Dignitas. Mrs. Z, who had been suffering from an incurable brain disease, is thought to have traveled to Switzerland as soon as the high court ruled in her favor. It seems her husband traveled with her. Dignitas registered the death with Zurich police on Wednesday.
3 When did the women win a court ruling in Britain?
4 What is Dignitas?