Actually every single one is correct, A<B<C they all are factors in the decline of Sumer.
The correct answer is - c. It helped a few African colonies gain independence from their rulers.
The Pan-African Congress was taking place with the purpose of making Africa a free continent, to help the Africans have their own nations, to be free, to have their rights respected. The goal of the Pan-African Congress started to become reality after 1945. Initially few countries gained independence, without bloodshed, with the Pan-African Congress being very influential in that process, which made the organization a reputation as a peacemaker and peacekeeping organization. That initial gain of independence of some countries in Africa was followed by a chain reaction, where one by one, all of the countries in Africa gained independence.
The American's new diseases, the Americans in general, and the want of the Native American's resources.
Answer: Military actions was being Seriously considered by many in the group
Islam's holy book, also know as the Qur'an, was known as a "backbone" to the law system. This helped manage life's daily rituals and the consecutive order with the dynasty.