Finding a fernished flat in casablanca

Hi every body,
I'm going to relocate to Casablanca in a month and I will need a furnished flat in good neighbor ,
would you please help me in this regard?
1-how much money I need to consider for rental cost in Euro for such flat?
2- which neighbor you recommend as a safe and accessible place to live?
3- do i need a car in Casablanca or public transportation will be enough?
4- and is there any Iranian there who can help me what to bring from my country of origin?

I will be happy to help you , please contact me directly ! Thank u