Suppose The Great Wall of China is a historic landmark that stretches over 13,000 miles across northern China. It was built over centuries by various Chinese dynasties as a defensive barrier against invaders. Today, it is one of the most visited tourist attractions in the world, drawing millions of visitors each year to marvel at its architecture and history.
Can we infer that "The Great Wall of China was built in the 20th century."? Yes, no, or maybe?