题目

阅读下列短文，从每题所给的 A、B、C 和 D 四个选项中，选出最佳选项。Everything you know is in your brain. For what you don't, you can ask the web. However, as you can imagine, in the past there were no computers and no web at all. Think about people living 3, 500 years ago, in places where pyramids towered above them. The lack of explanations about how things worked inspired the ancients to make discoveries and feed their curiosity. But do not think they knew nothing: in fact, we still wonder how the Egyptians could build the pyramids using their own, rather rudiment读图，甲、乙两地的相对高度是（ ）A. 800米 B. 1100米 C. 2900米 D. 600米