Which of the following are valid exceptions to the rank-size rule?
A. France, due to Paris' dominance, deviates from the rule.
B. Australia lacks intermediate-sized cities.
C. Canada shows a smooth gradation of city sizes.
D. Primate cities usually violate the rank-size pattern.
Choose the correct answer:
1
A, B, and C
2
A, C, and D
3
A, B, and D
4
B, C, and D