Urgent needed ! i need the correct answer

Study the image. which feature is modeled in the diagram? check all that apply. 1 a convergent boundary is formed. 2 continental plates are colliding. 3 two plates are forming a divergent boundary. 4 continental plates are sliding past each other. 5 several mid-ocean ridges are formed on earth’s surface.

Heyi am new to are you all americans? ( just want to know , i don't mean any offence ) ?

What is the border between layers a through f and layer g called?