Question

read the text.
the mid - ocean ridge
1 youve probably heard of the himalayas, the andes, the appalachian mountains, and the rocky mountains. after all, theyre impressive mountain ranges. but you might not have heard of the mid - ocean ridge system—despite the fact that it forms the most extensive chain of mountains on earth.
2 so, why isnt a mountain range this big more familiar? perhaps because more than ninety percent of the mountain range lies in the deep ocean. the massive mid - ocean ridge system wraps around the globe like seams on a baseball, stretching an impressive 65,000 kilometers. the majority of the
what is the main focus of the text?
why people havent studied the mid - ocean ridge system
why the mid - ocean ridge system is more important than other mountain ranges
what the mid - ocean ridge system is like

Explanation:

The text first introduces well - known mountain ranges and then focuses on the mid - ocean ridge system, stating its vastness and that most of it is in the deep ocean. It mainly describes what the mid - ocean ridge system is like, not why it hasn't been studied or why it's more important than others.

Answer:

what the mid - ocean ridge system is like