What stretches over most of the arabian peninsula?

I believe the answer is: The Desert

From the whole geographical area of the arabian Peninsula, more than 90% of them is dessert. This made the countries across this region to have competitive disadvantage in producing good quality agricultural product, but they obtain a lot of oil reserves in exchange.

bro these r easy u may have to do them urself bro. lol jk the answer is two for nimber one, and for question number two sahel boi xd have fun get rekt m8