1. What is the justification for the claim by scientists and archaeologists that Africa is the continent on which humans their first appearance
Most of the ancient Archeology has a connection to Africa both linguistically and genetically. Charles Darwin in his book "Origin of Species" indicated in his theory of Human Evolution that the origin of humanity began in Africa. It is through this idea that Scientists began to search through Africa for proof of human origins. This led to the origin of human Anthropology. It is during their search in Africa that scientists found evidence of human species in form of fossils and artefacts that showed that there was human existence in the region. Skin pigment further corroborates the theory of human evolution first happening in Africa.