A. The phrase "tattered and fragile" modifies the word <em>book</em>.
Answer:
<u>My opinion is that :</u> The Mid-Atlantic Ridge is a mid-ocean ridge located along the floor of the Atlantic Ocean, and part of the longest mountain range in the world. In the North Atlantic, the ridge separates the North American from the Eurasian Plate and the African Plate,
Explanation:
<em>so, it means that part of an even bigger undersea range is the correct answer.</em>
