Which person was ultimately responsible for the terrorist attacks against America on 9/11? A Saddam Hussein incorrect answer
B Mahmoud Ahmedinejad incorrect answer
C Yasser Arafat incorrect answer
D Osama bin Laden incorrect answer

Osama bin Laden was responsible for 9/11.

it is a bolivia your welcome

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.