Final answer:
The area of Africa which includes countries whose national languages are French, Spanish, and Portuguese is West Africa, primarily due to historical aspects such as colonization.
Step-by-step explanation:
The region of Africa where you would find countries whose national languages include French, Spanish and Portuguese is West Africa. West Africa has seen a blend of languages such as French, Spanish and Portuguese due to historical aspects especially colonial times. For instance, France took control of many regions of West Africa which led to the prominence of French. Some African nations in this region such as Benin, Niger, Mali, Mauritania, Cameroon, the Central African Republic, the Republic of the Congo, the Democratic Republic of the Congo, Gabon, Burkina Faso, and Chad quickly became French possessions, leading to French being one of their languages.
Furthermore, The Bantu speakers who likely originated in West and Central Africa helped to spread these languages through various migrations. It's also important to note, even though countries in this region may have one of these languages as their official language, they also have a multitude of local languages.
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