Yeah that person explained it perfectly
Answer:
D: It explains how much ocean water levels have changed from the past to the present.
Explanation:
The passage states that "At the coldest part of the Ice age, the seas were about 410 feet(125 m) lower than the today. As carbon dioxide levels in the atmosphere naturally rose, Wanless explains, glaciers melted, and the seas rose hundreds of feet." Those two sentences from the passage centrally describe information about the sea and how it has changed throughout the years. Therefore, the answer is D: It explains how much ocean water levels have changed from the past to the present.