The correct answer to this open question is the following.
Although no options are attached, we could say that the best primary source material about the works of Mohandas Gandhi should be their own writings. That is the characteristic of a primary source, the information was written by the character itself of people that directly witnessed the life or events. For instance, there is a book authored by Ronald Duncan, that collects a series of documents written by Gandhi. The name of the book is "Selected Writings of Mahatma Gandhi."
The true statement here is C. The Universal Declaration of Human Rights lists human rights for everyone, universally. =)
The lands of Africa were not explored at this time due to disease, foreign malitias, and transportation. They also were very secluded to their lands during this time.
D.Because they were culturally different in many ways