What does the passage say happened at the Lascaux caves in 1963?
A. Another part was discovered.
B. Visitors were prohibited from entering.
C. A new entrance was created.
D. A new lighting system was installed.
* Đáp án
* Hướng dẫn giải
What does the passage say happened at the Lascaux caves in 1963? B. Visitors were prohibited from entering. To prevent further damage, the site was closed to tourists in 1963, 23 years after it was discovered.