Calligraphy is a very decorative/delicate form of writing, so you answer is C. A type of writing.
I hope this helps!
Answer:
because they produced more agricultural products than any other regions
According to the graph, we can say that <span>
Nigeria was generating greater revenue from oil in 1990 compared to previous years. </span><span>If we look on the table, we can see how the oil industry has covered more of the economy, so if it went down, Nigeria would get in serious economical problems.</span>
Geographical Spread. Islam spread from the Middle East to take hold across North Africa during the second half of the 7th century CE when the Umayyad Caliphate (661-750 CE) of Damascus conquered that area by military force