Essentially in this quote, Boris Yelstin was stating that when the situation is critical, and in all times- people should have the freedom to think their own thoughts. Part of thinking your own thoughts is religion because your own thoughts are what you believe in- and that's your religion.
Therefore, your answer is B, freedom of belief- because he's talking about people should be able to have their own thoughts, and a thought can be a belief.
There was a great desire for freedom in Soviet Russia and in other countries that the Soviet Union controlled. The Communist Party was the only political party that was allowed to exist. For much of the Soviet Union's history, people were punished or killed if they openly disagreed with the government. This was one of the factors that made Russians desire a new government system.
New Zealanders value a strong multicultural society, with 89% agreeing that it is a good thing for society to be made up of people from different races, religions and cultures
There is a possibility that Brian will likely be helped with the use of the deep brain stimulation because using this has helped an individual that has depression or has an obsessive compulsive disorder. This is known to treat physiological disorders that are mentioned to this answer.