How many internal stairs (stairways) are allowed in a **villa** to connect floors, per the model key: **two** (D).
Choices
- (A) Unlimited
- (B) One stair
- (C) Three
- (D) Two
Correct answer: (D)
Two
Explanation
Key (D). Pair with M1#8 — validate villa stair count rule in the official PDF you hold.