You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Regarding obsessive compulsive disorder, which of the following is true? and explain in detail?
All the three statements are correct. Please remember that, obsessions are disorders of 'possession' of thought. In some cases, possession is not in the option, in that scenario, the second best answer is, content of thought