I don't know but what I always do is just Google it and the answer literally pops up.
Answer:
Cabot moved to Venice in 1461, or possibly earlier, and became a citizen of that city in 1476. While employed by a Venetian mercantile firm, he traveled to the eastern shores of the Mediterranean and visited Mecca, a great trading centre where Oriental and Western goods were exchanged.
Explanation:
Hope it helps. :3
The Scramble for Africa was a competition between the European powers (Great Britain, France, Belgium and others) over colonies in Africa - the correct answer is "a competition for colonies". It happened between the end of 19th century and the beginning of 20th century.
I believe it was Justinian that managed to unite Rome, and expanding the Byzantine Empire.
