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Explanation:
 i think answer is three-quarters
 
        
             
        
        
        
Answer:
Explanation:
had already spread into northern Africa by the mid-seventh century A.D., only a few decades after the prophet Muhammad moved with his followers from Mecca to Medina on the neighboring Arabian Peninsula (622 A.D./1 A.H.). The Arab conquest of Spain and the push of Arab armies as far as the Indus River culminated in an empire that stretched over three continents, a mere hundred years after the Prophet’s death. Between the eighth and ninth centuries, Arab traders and travelers, then African clerics, began to spread the religion along the eastern coast of Africa and to the western and central Sudan (literally, “Land of Black people”), stimulating the development of urban communities. Given its negotiated, practical approach to different cultural situations, it is perhaps more appropriate to consider Islam in Africa in terms of its multiple histories rather then as a unified movement.
The first converts were the Sudanese merchants, followed by a few rulers and courtiers (Ghana in the eleventh century and Mali in the thirteenth century). The masses of rural peasants, however, remained little touched. In the eleventh century, the Almoravid intervention, led by a group of Berber nomads who were strict observers of Islamic law, gave the conversion process a new momentum in the Ghana empire and beyond. The spread of Islam throughout the African continent was neither simultaneous nor uniform, but followed a gradual and adaptive path. However, the only written documents at our disposal for the period under consideration derive from Arab sources (see, for instance, accounts by geographers al-Bakri and Ibn Battuta
 
        
                    
             
        
        
        
Https://www.unhcr.org/en-us/news/stories/2020/11/5fbd2e774/gender-based-violence-rise-during-lockdowns.html
Perhaps pull some things for this
        
             
        
        
        
System is a set of particles or interacting components that are considered a distinct physical entity
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Explanation:</u></h3>
A system can be considered as a set of components that are interactive in nature and these components must be considered as a whole. A system can be defined by the function and it can be described by the structure. It functioning of the system is mainly affected by the environment.
There are three different types of system that includes open, closed and isolated system. The system components when united forms the system and when these components are considered as a separate unit the functionality of the system can not be completed.