16. Why do many people advise tourists "absolutely not to go" to places like Fuji Building, Fali Building, and others?

A. Prices are too cheap
B. Presence of scams, robberies, health risks, legal gray areas, and complex environments
C. No services at all
D. Only open to local Hong Kong residents

17. Are Heyi Building and Xinglong Building considered in the 141 Buildings?
A. Top recommendations
B. Average or poor reviews
C. Already demolished
D. Only sell food

18. When shopping in these buildings, the most common scams include?
A. Paying first then seeing people, temporary price hikes, fake services
B. All prices are clearly marked with no tricks
C. Only accepting cash with no change given
D. Free trials

19. What is the usual attitude of the Hong Kong police towards these 141 Buildings?
A. Never intervene
B. Regular crackdowns on vice, surprise inspections, some buildings have been raided
C. Fully protect tourists
D. Encourage development

20. If you see someone online strongly recommending "going to Fuji Building / Jianxing Building to explore," the most reasonable approach is?
A. Immediately plan your trip
B. Stay alert, suggest not going, and save time for normal attractions
C. Bring friends along for safety
D. Just look without spending

Scoring criteria (total 100 points)
• Entry-level questions (1–8): 3 points each → 24 points total
• Intermediate questions (9–15): 5 points each → 35 points total
• Advanced questions (16–20): 8.1 points each → 41 points total