iam from morocco i can't find my country on the location option

You just need to get the REGION close - it is used for Time Zone mainly

see this article http://support.apple.com/en-us/HT202033

in it, it explains:

2. Select the language you want your iOS device to use, and then the region in which you'll be using your iOS device. This will affect things such as date, time, and contact formatting.