The third alternative is correct (C).
Human Rights comprises a range of fundamental rights for all human beings, without exception. These are basic rights that ensure that a person has the minimum conditions to develop in a dignified manner. Some of these rights are the right to life, education, food, freedom, work and others.
In 1948, the UN General Assembly drafted the Universal Declaration of Human Rights (UDHR), a document that describes all human rights that must be universally protected by the signatory countries, which means that they must be applied to all.
The Christianity, more specifically the Catholic Christianity, was spread in Mexico mostly by force. This task was performed by the Catholic missionaries, with the assistance of the military. They were forcing the local population to get converted and leave their own native religion behind them, and the methods were anything from verbal persuasion, to torture, and even murder of the ones that were not willing to accept the new faith. The missionaries went so far that they even destroyed pretty much everything (apart from 4 pieces) written about the Mayan religion in an attempt to show their superiority, and also to leave the natives without any basis so that they can continue to practice it.
The central ideological conflict was between capitalism and communism. Ideology is the underlying system of beliefs and ideas around how a country should be led and the Cold War was called so because it was a war of ideologies, not a real war where people were fighting in the battlefield. The western hemisphere believed that Capitalism was great and the Eastern hemisphere believed that Communism was great and they fought over this.