Filter out APs that meet the threshold difference condition

Filter out APs that meet the threshold difference condition
A . 1 → 2 → 3 → 4 → 5
B . 1 → 3 → 4 → 5 → 2
C . 1 → 5 → 3 → 2 → 4
D . 1 → 4 → 5 → 3 → 2

View Answer

Answer: C