Blacks were the least group for aid.
* Have spread ideas and innovations - Muslims spread Greek and Roman texts
* Christianity created more freedom for women as nuns
* The Catholic Church's Pope was seen as ruler rather than the emperor or political ruler (I think you can spin this one either way)
* Widows and orphans were adopted/aided by the church
* Muslims contributed to several scientific discoveries
For the answer to the question above, I believe the answer is <u><em>to</em></u><span><u><em> reduce the chances that the importing country will set up trade barriers</em></u></span>.I hope this helped you. Have a nice day!