C, Cuba and Santo Domingo is the answer! Hope this helps!
When they started to establish factories in the cities
The correct answer is A. There are many languages spoken on the continent of Africa.
Explanation
The image shows a map of the African continent divided by language families and languages of Africa. The six main families are:
1. Niger - Congo - Kordofanian.
2. Nilo - Saharan.
3. Hamito - Semitic (Afro - Asian)
4. Khoisan.
5. Austronesian (Malay - Polynesian).
6. Indo - European.
Each one is composed of at least four local languages, and in total are close to forty languages, this shows in Africa there is a wide variaety of languages in this continent. According to the above, the correct answer is A. There are many languages spoken on the continent of Africa.