Answer:
2. Mountain Ranged
Explanation:
Orogeny is the primary mechanism by which mountains are formed on continents. An orogeny is an event that takes place at a convergent plate margin when plate motion compresses the margin. This leads to both structural deformation and compositional differentiation of the Earth's lithosphere.
Yes the area in which Saudi Arabia is, is a peninsula because it is surrounded by the persian gulf, Red Sea and the Indian Ocean
By size: Russia, China, India