TRUE i just took the test and it was correct
can you ask in english please, i don't understand
Answer:
The difference between levels of high tide and low tide
Answer:
For many people, the Great Wall of China represents proof that humans have built border walls for thousands of years and that they are an effective means to protect the population from an outside threat. These walls also failed and were overrun within a few decades of their construction.
Get a thorough intro to the Great Wall of China: interesting facts, who built it, and why, and how, locations, maps, length, height, Beijing tours.
