Evidence that the south american and african continents were once joined includes evidence from their coastlines such as

- Matching fossil distributions.

Explanation:

As per the question, there are historical evidences like 'matching fossil distributions' that substantiates the claim of South American and African continents being joined at a time and also that they were separated quite later than that as the fossil distributions are the remains left behind by the people who inhabited the place at that time. Thus, the discovery of identical fossil distributions from the coastlines of the two continents evidentially proves their merged or joined existence at a time in the history. Thus, 'matching fossil distributions' is the answer.

answer: fact: italy has over 300 islands ranging from extremely small uninhabited islands to the huge island of sicily.

explanation:

opinion: italy has way to many islands

swahili is an extremely rich and complex civilization, a set of ethnic groups articulated by a language and a series of cultural elements that fuse the african traditions, islam and indian culture. this growth was largely a result of the indian ocean trading network that brought in not just man-made riches, but also religious ideas, specifically islam, which had a significant impact on the local culture. furthermore, the development of the swahili language gave a common cultural unity to the people.