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.
Because of this, the Mexican government, in essence, felt that the land in Texas was being wasted. For this reason, Mexico started to implement policies to attract American settlers to Texas