I am absolutely sure that the statement represented above : Deep within the jungles of Mexico and Guatemala lie most of the Mayan ruine is TRUE. I think so because Mayans are actually originated in the areas which are stated in the question. So I am sure it will help you! Cheers.
The walls of Benin city and the other Hausa city states contribute to their development ans success because it <span>protected people and made merchants feel safe</span>